-3(-5)+7y=5*-5+2y

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Solution for -3(-5)+7y=5*-5+2y equation: 


Simplifying
-3(-5) + 7y = 5 * -5 + 2y

Multiply -3 * -5
15 + 7y = 5 * -5 + 2y

Multiply 5 * -5
15 + 7y = -25 + 2y

Solving
15 + 7y = -25 + 2y

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '-2y' to each side of the equation.
15 + 7y + -2y = -25 + 2y + -2y

Combine like terms: 7y + -2y = 5y
15 + 5y = -25 + 2y + -2y

Combine like terms: 2y + -2y = 0
15 + 5y = -25 + 0
15 + 5y = -25

Add '-15' to each side of the equation.
15 + -15 + 5y = -25 + -15

Combine like terms: 15 + -15 = 0
0 + 5y = -25 + -15
5y = -25 + -15

Combine like terms: -25 + -15 = -40
5y = -40

Divide each side by '5'.
y = -8

Simplifying
y = -8

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