SH
Complete each step in the following solution.
10x + 8 = 3(x - 2)
10x + 8 = 3x
DONE
7x=
DONE
x= -2

Answers

Answer 1

Answer: x= -2

Step-by-step explanation: use pemdas

10x + 8 = 3(x - 2) distribuite parenthesis

10x + 8 = 3x - 6

10x + 8 = 3x - 6 add like terms

7x +8= -6 add like terms

7x= -14 divide to get x alone

x= -2

Answer 2

Answer:

x = - 2

Step-by-step explanation:

10x + 8 =3(x-2)

10x + 8 =3x - 6

10x - 3x = - 6 - 8

7x = - 14

7x/7 = -14/7

x = - 2


Related Questions

John shifted the decimal point of a number twice to the left to obtain a new number. The difference between the new number and the original number was 136.62. What is the sum of the 2 numbers?

Answers

Step-by-step explanation:

From a, the original number is 100x the new number.

So,if the new number is 1unit --> the original is 100x 1unit --> 100units

Add the two numbers together --> 1unit + 100units --> 101 units

We also know that the difference between the two numbers is 136.62

So 100units - 1unit --> 136.62

99units -> 136.62

1unit --> 1.38

101units --> 139.38

find the value of "y" log(4y+1)=log(y-7)-2log2​

Answers

Answer:

y = -8/15

Step-by-step explanation:

log (4y + 1) = log (y - 7) - 2log2

log (4y + 1) = log (y - 7) - log2² (power law)

log (4y + 1) = log [(y - 7)/4]

4y + 1 = (y - 7)/4 (remove log)

4(4y + 1) = y - 7

16y - y = -8

15y = -8

y = -8/15

I need help with questions 3 and 5, i've been struggling for ages but i'm baffled! Someone help please. :)

Answers

Answer:

3. 2x + y = 21.

Step-by-step explanation:

3. The diagonals of a rhombus  are perpendicular and bisect each other.

So the slope of line AC  = -1/m

= -1 / 1/2 = -2.

AC has coordinates (5, 11) so using the point-slope form of a line:

y - 11 = -2(x - 5)

y = -2x + 10 + 11

2x + y = 21.

5.   Line L:

x + 2y = 12

2y = -x + 12

y = -1/2x + 6

The slope is -1/2 so the slope m of M is -1 / -1/2 = 2.

Given OR, how is it known that QS=YT?​

Answers

Answer:

Either A or B, or both. They are both true

Step-by-step explanation:

The diameter of a circle is and only can be one value. As long as you start from the center of the circle and go in a straight line. All radii lengths are congruent is also true. Im unsure if you can choose more than one answer

4^x-4^x-1=24,then find (2x)^x

Answers

Answer:  5²⁻⁵

Step-by-step explanation:

[tex]4^x-4^{x-1}=24\\\\\\3(4^{x-1})=24\\\\\\4^{x-1}=8\\\\\\2^{2(x-1)}=2^3\\\\\\2(x-1)=3\\\\\\x-1=\dfrac{3}{2}\\\\\\x=\dfrac{5}{2}\quad \rightarrow x=2.5[/tex]

[tex](2x)^x\quad =(2\cdot 2.5)^{2.5}\quad =\large\boxed{5^{2.5}}[/tex]

2+2 i was wondering what the answer to this is

Answers

Answer:

2 + 2 = 4

Step-by-step explanation:

The question you asked is a simple arithmetic ( addition precisely). Addition is the sum of two or more numbers.

2 + 2 = 4

Depending on your level, you can use counting method ( or the tally system) to get the answer.

2 + 2 = 4

II  + II = IV

I hope this helps you!

Solve each equation for x 3х- 12у= 27

Answers

Answer: x=4y+9

Explanation

Step 1: Add 12y to both sides

3x-12y+12y=27+12y

3x=12y+27

Step 2: Divide both sides by 3

3x/3=12y+27/3

x=4y+9

if 24 students took a test and 18 passed how much percent passed?

Answers

Answer:

75%

Step-by-step explanation:

6 x 4 = 24 so we make 24 into a fraction 24/24, then we make 18 a fraction as well, 18/24, then we simplify 18/24 = 3/4 = 75%

Answer:

%75

Step-by-step explanation:

this question is solved by establishing the correct proportion

24 - 18

100 - ?

(100*18)/24 = 75

5. Find the volume:
6.8 m
9.2 m
6.2 m​

Answers

Answer:

387.872

Step-by-step explanation:

to find volume you have to multiply the length times width times height so that's what I did to get the answer.

Can I please get help with the awnser and explanation?

Answers

Answer:

x = 32

y = 16

Step-by-step explanation:

As can be seen in the picture (replace x by z), if the long side length is z√3, the other sides are 2z and z, respectively. (Using z to avoid confusion with your pic).

So z = 16, so x=2z=32, y=x=16

How many quarts of a 50% solution of acid must be added to 20 quarts of a 20% solution of acid to obtain a mixture containing a 40% solution of acid? Answer: quarts

Answers

Answer:

Step-by-step explanation:

How many quarts of a 50% solution of acid must be added to 20 quarts of a 20% solution of acid to obtain a mixture containing a 40% solution of acid? Answer: quarts

let x = amount of the 50% solution

A typical mixture equation using the decimal equivalent to

0.50x +0 .20(20) =0 .40(x+20)

0.50x + 4 = 0.40x + 8

0.50x - 0.40x = 8 - 4

0.10x = 4

x = 4/0.1

x = 40 qts of 50% solution

Hence 40 quarts of 50% solution must be added.

Answer:

40 quarts I checked in RSM portal

PLS ANSWER PLS MARK AS U KNOW WHAT

Answers

Answer:

2/4 +6/8 =5/4

Step-by-step explanation:


Someone please help ASAP. I would really really appreciate it if u can. I will mark brainliest

Answers

Answer:

[tex]y = -\frac{1}{4} x + 2[/tex]

Step-by-step explanation:

Noah visits different states every summer. This summer, he started with 2 states already visited and visits 6 states per day. Write an equation to model this situation (use d for days and s for states)

Answers

s = number of states visited

d = number of days

6d = number of states visited after d days pass by, excluding the first 2 visited

6d+2 = total number of states visited, including the 2 originally visited

Answer:       s = 6d+2

The price of a car is £15400 before it is reduced by 8%.
How much does it cost after the reduction?

Answers

Answer:

£14,168

Step-by-step explanation:

plz work out how you got the answer Jenny goes to dance class every 6 days, karate class every 12 days, and to the library every 18 days. On December 1st she went to both classes and the library. In how many days will she do both classes and go to the library? *

Answers

Answer:

36

Step-by-step explanation:

if im wrong im sorry u add all of them up

The y-intercept of the graph of y=(x-c)(x-d)^3 is

Answers

Answer:

Just Make x=0

[tex]y_i=(-c)(-d)^3=cd^3[/tex]

Factor. m² + 10m + 25
(m + 5)(m - 5)

(m + 5)²

(m - 5)²

(m + 25)²

Answers

Answer:

[tex]\left(m+5\right)^2[/tex]

Step-by-step explanation:

[tex]m^2+10m+25\\\mathrm{Rewrite\:}m^2+10m+25\mathrm{\:as\:}m^2+2m\cdot \:5+5^2\\m^2+10m+25\\\mathrm{Rewrite\:}25\mathrm{\:as\:}5^2\\=m^2+10m+5^2\\\mathrm{Rewrite\:}10m\mathrm{\:as\:}2m\cdot \:5\\=m^2+2m\cdot \:5+5^2\\\mathrm{Apply\:Perfect\:Square\:Formula}:\quad \left(a+b\right)^2=a^2+2ab+b^2\\a=m,\:b=5\\\left(m+5\right)^2\\[/tex]

Please answer correctly !!!! Will mark brainliest !!!!!!!!!!!!!!

Answers

Answer:

6 seconds

Step-by-step explanation:

- ( 6 - 2)^2 + 16

- (4)^2 + 16

- 16 + 16

= 0

The ball is hits the ground or is at 0 height when x = 6.

Given the statement:

Little sisters are annoying.

If you are a little sister, then you are annoying. This is the_

converse

original statement

contrapositive

inverse

Hypothesis

conclusion

Answers

Answer:

conclusion

Step-by-step explanation:

We are given a single statement:

"Little sisters are annoying."

A hypothesis regarding that statement is then proposed:

You are a little sister.

The only two possible interpretations from the information given are that you either are annoying or not. Since little sisters are annoying, if you are a little sister, the only possible logical conclusion is that you are annoying.

The answer is conclusion.

It would be conclusion

“Little sisters is annoying”

Can someone please help me?

Answers

Hey I think it’s STR ~ RTQ, hope it helps

What is the following product?
Sqrt 30 • sqrt 10
2 sqrt 10
3 sqrt 10 4 Sqrt 10
10 sqrt 3

Answers

Answer:

10 sqrt 3.

Step-by-step explanation:

sqrt30 = sqrt10 * sqrt 3

so sqrt30 * sqrt10

= sqrt10 * sqrt10 * sqrt3

= 10 sqrt 3.

Answer:d

Step-by-step explanation:

How do I solve this?

Answers

Answer:

Try using estimation.

Make sure you don't start with the y-axis first.

I don't think they really want an exact answer though. You could try using a ruler if there's one on your phone but I still think estimation is okay.

Step-by-step explanation:

Look how close the point is to 1 on the x-axis and how close it is to 2 on the x-axis then chose what you think fits.

You had a goal to collect 50 cans for a food drive. You were able to collect 83 cans. What percent of your goal did you collect?

Answers

Answer:

you have 33 cans and so you have completed 166% of your goal

Step-by-step explanation:

I dont know

166 percent of the goal person as collected the cans.

What is percentage?

Percentage is defined as a given part or amount in every hundred. It is a fraction with 100 as the denominator and is represented by the symbol "%".

A percentage is a number or ratio that can be expressed as a fraction of 100.

Given that, a goal to collect 50 cans for a food drive.

Person as collected 83 cans.

Here, x% of 50 =83

x/100 ×50 =83 (word "of" means multiplication)

x/2 =83

x=166 (Transpose 2 to RHS of the equation)

So, x=166%

Therefore, 166% of the goal person as collected the cans.

To learn more about the percentage visit:

brainly.com/question/24159063.

#SPJ2

Over the past ten years, the town's population doubled in size. The population is currently 12,000. What was the population ten years ago? Which of the following represents the given word problem if "P" represents the population ten years ago? 2(P + 10) = 12,000 2P = 12,000 P = 2(12,000)

Answers

Answer:

2p=12,000

Step-by-step explanation:

If the 6th terre
an Alis 11 and the first term is 1
find the common difference

Answers

Answer:

6th term = 11

1st term = 1

d = 11 - 1/5 = 2

Simplify the expression 4x3× 2x3

Answers

Answer:

8 x^6

Step-by-step explanation:

4x^3× 2x^3

Multiply the numbers

4*2 = 8

Then the variables

x^3 * x^3 = x^(3+3) = x^6

8 x^6

Answer:

[tex]8x^{6}[/tex] (I am assuming you meant [tex]4x^3*2x^3[/tex]

Step-by-step explanation:

First you multiply the coefficients 4 and 2 which equals 8

Then you multiply the x's and when you multiply variables that are raised to powers you add the powers

so [tex]x^3*x^3 = x^(3+3)[/tex]

Putting this together you get [tex]8x^{6}[/tex]

Anyone good at exterior angles of triangles ? I WILL MARK THE BRAINLIEST ANSWER

Answers

Answer:

Answer B and F are correct.

Step-by-step explanation:

[tex] angle \: 3 \: \: and \: \: \: angle \: \\ \: \: 4 \: \: \: \: are \: \: \: the \: \: exterior \\ angles \: \: \: \: in \: this \: \: traingle[/tex]

hope this helps

brainliest appreciated

good luck! have a nice day!

Graph the equation to solve the system y=x-5 y=x+6

Answers

Answer:

the equations have no solutions

(i.e the graphs are parallel and does not intersect each other)

Step-by-step explanation:

if we graph the 2 equations, we can see that they are parallel and do not intersect, hence there is no solution to the given system of equations.

a. The graph of g(x) is the graph of f(x) stretched vertically. c. The graph of g(x) is the graph of f(x) shrunk vertically. b. The graph of g(x) is the graph of f(x) shifted down 3. d. The graph of g(x) is the graph of f(x) shifted up 3. Please select the best answer from the choices provided

Answers

Answer:

There is no picture?

Step-by-step explanation:

Answer:

a. The graph of g(x) is the graph of f(x) stretched vertically.

Step-by-step explanation:

I just took test and got it correct 100%

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