What are the solutions to x2 + 8x + 7 = 0?
O x= -8 and x= -7
x= -7 and x= -1
оооо
x = 1 and x = 7
O x= 7 and x = 8

Answers

Answer 1

Answer:

x= -1 and x= -7

hope it helps.


Related Questions

The supreme choice pizza at Maria's Pizza Palace contains 2 different meats and 4 different vegetables. The customer can select any one of 5 types of crust. If there are 4 meats and 7 vegetables to choose from, how many different supreme choice pizzas can be made

Answers

Answer: Number of different supreme choice pizzas that can be made is 1050

Step-by-step explanation:

 Given the data in the question;

Number of ways in which crust can be selected = 5

Number of ways in which 2 meats can be selected from 4 = ⁴C₂

⇒  4! / ( 2! x (4-2)! )

= 6

Number of ways in which 4 vegetables can be selected from 7 = ⁷C₄

⇒  7! / ( 4! x (7-4)! )

= 35

so; Number of different supreme choice pizzas that can be made;

⇒ 5 × 6 × 35

= 1050

Therefore, Number of different supreme choice pizzas that can be made is 1050

Can someone please help me!!

Answers

Answer:

We conclude that the price per pound of the grapes = $1.45

Hence, option A is true.

Step-by-step explanation:

Given the table

Pounds of Grapes         Total Cost

1.2                                    $1.74

2.6                                   $3.77

4.4                                    $6.38

Total pounds of Grapes = 1.2+2.6+4.4

                                               = 8.2 pounds

Aggregate cost = 1.74 + 3.77 + 6.38

                                  = $11.89

Thus,

Prince per pound = Aggregate cost / Total pounds of Grapes

                              = 11.89  / 8.2

                              = $1.45

Therefore, we conclude that the price per pound of the grapes = $1.45

Hence, option A is true.

A circle has a diameter of 18 feet. Which following is closest to the l circumference of the circle?
A-28.3ft
B-56.5ft
C-113.1ft
D-245.5ft​

Answers

circumference =2×pi×r

18/2=9(r)

so...2×pi×9

=54..5

Answer:

56.5 ft

Step-by-step explanation:

We define the number π as the ratio between the circumference and diameter of a circle: π = c/d. Rearranging this equation gives us one for the circumference: c = πd. Using an approximation of π ≈ 3.14 and our value of d = 18 feet, we can find that c = 3.14(18) = 56.52 ft, or 56.5 ft, rounded to the nearest tenth.

If Steph Curry can shoot 72 free throws in 12 minutes, how many free throws
would he shoot each minute?

Answers

Answer:

6

Step-by-step explanation:

72/12=6 shoots each minute

Answer:

The answer is 6

Step-by-step explanation:

72 divided by 12 = 6

True or False?

The following relation represent a function.

Question 4 options:
True
False

Answers

I think it’s true. If I’m right give me brainiest plz!
Where is the problem?

Use A(-1, -2) and B(8,0) to find the length of AB. Round your answer
to the nearest hundredth.

Answers

9514 1404 393

Answer:

  9.22

Step-by-step explanation:

The distance formula is ...

  d = √((x2 -x1)^2 +(y2 -y1)^2)

Using the given coordinates, the distance between them is ...

  d = √((8-(-1))^2 +(0 -(-2))^2) = √(9^2 +2^2) = √85 ≈ 9.22

The length of AB is about 9.22 units.

If 2.29 x 19.79 = 45.3191, then without actual multiplication the value of 0.0229 x 1979 is?
If you answer this first, I will give brainliest.

Answers

Answer:

45.3191

Step-by-step explanation:

0.0229 is 100 times smaller that 2.29 but 1979 is 100 times greater than 19.79. Since they cancel each other out, the answer remains the same.

#5-9: Match each equation with the description of its graph below.(Plz answer! I really NEED help!!!!)

Answers

Answer:

[tex]5)y = \frac{7}{8}x + 1 \\ 6)y = - 10x \\ 7)y = 2.5x - 7 \\ 8)y = 1.2x \\ 9)y = - 5x - 8[/tex]

Index notation of 5 x 5 x 5 x 5​

Answers

5^4 (five to the 4th power)

Answer:

5^4

Step-by-step explanation:

Which describes the inequality y > -15?

Answers

Answer:

A

Step-by-step explanation:

                        .

pls help asap !!!!!!

Answers

Answer:

could you try 33?

Step-by-step explanation:

if Rs is half that could be qt and z is the other 33.

please can i have a good answer please

Answers

Answer: i could be worng but i will try to answer it nicely and i don´t known how to explaine so i will only tell answer ok? if yes thx.If no than i am sorry

Step-by-step explanation: 162 .will be the answer if it is worng i am so         sorry     :(

2 tickets are $36. we can simplify this to figure out what 1 ticket costs.

36/2 = 18. so 1 ticket costs $18.

9 x 18 = 162.

so, 9 tickets cost $162

Please help asap
During a sale at a department store, all ties are discounted by 75%. A customer buys a tie that was originally priced at $135. If an 8% sales tax was added after the discount was
taken, about how much money does the customer have to pay?
O $109.35
O $60.75
O $36.45
O $33.75
O $68.00

Answers

Answer:

answer of this qn is 36.45

Step-by-step explanation:

135×108÷100 then 145.8 will come and then 145.8×25÷100 hence ans will 36.45

Which correlation coefficient represents a weak, positive linear relationship?

Select one:
a. r = 0
b. r = 0.35
c. r = −0.35
d. r = 0.94
e. r = −0.94

Answers

Step-by-step explanation:

The Correlation Coefficient

When the r value is closer to +1 or -1, it indicates that there is a stronger linear relationship between the two variables. A correlation of -0.97 is a strong negative correlation while a correlation of 0.10 would be a weak positive correlation.

Simplify: −2[−3(x − 2y) + 4y].
thanks!

Answers

Answer:

6x − 20y

Step-by-step explanation:

−2[−3(x − 2y) + 4y] =

= −2[−3x + 6y + 4y]

= −2[−3x + 10y]

= 6x − 20y

Answer:

Step-by-step explanation:

Here you go mate

PEDMAS:

Parenthesis

Exponent

Multiplication

Addition

Subtraction

Step 1

−2[−3(x − 2y) + 4y]  Equation

Step 2

-2[-3(x -2y) + 4y]  simplify

(-2)(-3(x-2y))+(-2)(4y)

Step 3

(-2)(-3(x-2y))+(-2)(4y)   Add,Subtract And Remove parenthesis

6x-12y-8y

answer

6x-20y

who ever anwser my question fast and is quick i will give any body 200 point i will any one

Answers

Answer:

omg, can i have freeee points?? :,)

Step-by-step explanation:

Answer: Sure, but I want to be the brainiest for extra points :)

Step-by-step explanation:

Which sequence is ARITHMETIC?
A)
{0, 1,4,9,...}
B)
{0, 4, 7, 11,...}
{-3, 2, 7, 12,...}
D)
{2, 1, 0.5, 0.25, ...)

Answers

Answer:

c

Step-by-step explanation:

2-(-3)= 5

so the common difference is 5

C

It adds five every time

Silas had 3 times as much money as Raja. Silas spent $84 of his money to buy a birthday gift for his grandma while Raja was awarded $42 for winning a competition. In the end, they had the same amount of money. How much did they have altogether at first?

Answers

Answer:

Total amount Silas and Raja has at first = $252

Step-by-step explanation:

Let,

Amount Silas had = x

Amount Raja had = y

According to given statement;

x = 3y       Eqn 1

x-84 = y+42     Eqn 2

Putting value of x from Eqn 1 in Eqn 2

3y - 84 = y+42

3y-y = 42+84

2y = 126

Dividing both sides by 2

[tex]\frac{2y}{2}=\frac{126}{2}\\y=63[/tex]

Putting y = 63 in Eqn 1

x = 63(3)

x = 189

Total amount they had = 189 + 63 = $252

Hence,

Total amount Silas and Raja has at first = $252

The amount they have altogether at first is $252

Let

Raja money = x

Silas had 3 times as much money as Raja. Therefore, Silas money is as follows:

3x

Silas spent $84 of his money to buy a birthday gift for his grandma. Therefore, he has the following amount:

3x - 84

Raja was awarded $42 for winning a competition. Therefore, Raja amount is as follows;

x + 42

In the end, they had the same amount of money. Therefore,

3x - 84 = x + 42

3x - 84 = x + 42

3x - x = 42 + 84

2x = 126

x = 126 / 2

x = 63

Total amount(at first):x + 3x = 63 + 3(63) = $252

learn more on equation here: https://brainly.com/question/228711?referrer=searchResults

Who can help on this for brainliest ?

Answers

Answer:

6

Step-by-step explanation:

[tex]1\frac{1}{2}[/tex]÷[tex]\frac{1}{4}[/tex]=

[tex]\frac{3}{2} *\frac{4}{1}[/tex]=

6

Hope this helps!

Pls give brainliest

Answer:

3 or 6

Step-by-step explanation:

im pretty sure its 3 or 6

PLESE HELP I WILL GIVE BRAINLEST WORTH 18 POINTS ANSWER IF YOU ARE 100% SURE GIVE EXPLINATION

A flower bed is in the shape of a triangle, with a base of 13 feet and a height of 5 feet. What is the area of the flower bed?

1. 18 square feet

2. 32.5 square feet

3. 65 square feet

4. 130.5 square feet

Answers

Answer:

32.5

Step-by-step explanation:

For triangles you need to do base times height divided by 2

Answer:

Number 2: 32.5 square feet

Step-by-step explanation:

The formula for the area of a triangle is 1/2(base)(height)

In this case, our base is 13 ft and our height is 5 ft so we plug in those values into our formula

A = 1/2(13)(5) = 32.5

Therefore our area is 32.5 square feet.

The pyramid has a base that is a right
triangle with side lengths 3 feet , 4 feef , 5 feet .it’s height is 6 feet. What is the volume of the pyramid?

Answers

Answer:

36

OR

12

?

Step-by-step explanation:

Area of Triangle:   [tex]\frac{3*4}{2} = 6[/tex]

Volume:   6*6 = 36

Pyramid part confuses me.

volume of a pyramid:   [tex]\frac{1}{3}*B*H[/tex] = [tex]\frac{1}{3}*6*6[/tex] = 12

B = triangle area

H = height

What is the mode of the data set?
8 5 3 9 12 9 2 3 6 11

Answers

Answer:

either 3 or 9

Step-by-step explanation:

3 and 9 repeat the most

The running time (in minutes) of a TV episode is 60-2c where c is the number of commericals aired during the episode. What is the running time of an episode with 15 commercials?

Answers

Answer:

60-2(15)=?

60-30=30

30 minutes

8936245x18463 brainlist to who gets this right

Answers

164989891435 I think lol

What is the result of adding these two equations?
- 2x + y = -5
- 2x - 4y = 6

Answers

Answer: 5y = -11

Step-by-step explanation:

-2x + y = -5

(-2x - 4y = 6) -1

-2x + y = -5

2x + 4y = -6

System by elimination method

0 + 5y = -11

5y = -11

Answer:

-4x-3y=1

Step-by-step explanation:

when adding the wo equations, u must add like ters. -2x+-2x is -4x. and positive y+ -y= -3y and-5+6=1. so if u put it all together after adding all integers you get -4x-3y=1

Please answer this question (image attatched

Answers

..................Is this a joke?

Solve the following system of equations using substitution or elimination: y = −8x − 9 y = −6x + 5

Answers

Answer:

x = -7

y = 47

Step-by-step explanation:

Given the system of equation

y = −8x − 9 ... 1

y = −6x + 5 ...2

Equating both expressions

-8x - 9 = -6x + 5

Collect like terms

-8x + 6x = 5 + 9

-2x = 14

x = 14/-2

x = -7

Substitute x = -7 into equation 1.

From 1: y = −8x − 9

y = -8(-7) - 9

y = 56 - 9

y = 47

Hence the solution to the system of equations (x, y) is (-7, 47)

Julio can stock an aisle at the grocery store in 5 hours. Janet can stock the same aisle in 3 hours. How long will it take
them to stock the aisle if they work together?

Answers

Answer:

2

Step-by-step explanation:

5-3=2

5 m
9 m
18 m
24 m
10 m
9 m
What is the volume of the figure? Enter the answer in the box.

Answers

Answer:

where is figure by the way

What is the slope of the line that passes through the points (1,1) and (-1,5)

Answers

(1,1)(-1,5)

your answer would be m=-2

hope this helped.
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