3 years ago

Quadratic Functions in Standard Form

Mathematics

1 answer:

Stels [109]3 years ago

5 0

Answer:

You just need to put the given value of x-input in function f(x)=2x²+6x-8 to get y-output

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-3(-5)-3y=-6 find the value of y

julia-pushkina [17]

-3 (-5) - 3y = -6

15 - 3y = -6

-3y = -6 + (-15)

-3y = -21

y = -21 / -3

y = 7

The value of y is 7.

6 0

4 years ago

Julio had $100 in account A on Sunday how much money does have in the account on Friday

yuradex [85]

Answer:

there is no way to solve it

Step-by-step explanation:

i think you may have missed part of the question

4 0

2 years ago

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The scale factor is 3:1 what would y and x be ? Having a hard time trying to figure this out

Ainat [17]

$\dfrac{3}{1} = \dfrac{30}{y}$

Cross multiply:
$3y = 30$

Divide by 3:
$y = 10$

Answer: y = 10

$\dfrac{3}{1} = \dfrac{x}{8}$

Cross multiply: $x = 24$

Answer: x = 24

6 0

3 years ago

Cary earned $56 for 7 hours of babysitting.

meriva

Answer:

440.

Step-by-step explanation:

56/7=8

8x55=440.

7 0

3 years ago

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Write the fraction in simplest form <br><br> 7/28

Orlov [11]

Answer:

1/4

Step-by-step explanation:

7 goes into 7 once

7 goes into 28 four times

1/4

5 0

3 years ago

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