Which expressions are equivalent to 5 x-15? Select three options.

5 (x + 15)

5 (x-3)

4 x + 3 y-15- 3 y + x

-7 y-6 x- 8 y + x

-20 - 3 x + 5 + 8 x

PLSSS help my teacher already thinks i'm going crazy!

Step-by-step explanation:

We are given the following expression in the question:

a)

which is not equivalent to the given expression.

b)

which is equivalent to the given expression

c)

which is equivalent to the given expression.

d)

which is not equivalent to the given expression.

e)

which is equivalent to the given expression.

$32,660

step-by-step explanation:

x² + 3x + 7 = 0       [ax² + bx + c]

a = 1

b = 3

c = 7

quadratic formula:

    (+/- is this ±)

plug in the numbers into the variables

your answer is a