-7y-7=-5(y+5)

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


Simplifying
-7y + -7 = -5(y + 5)

Reorder the terms:
-7 + -7y = -5(y + 5)

Reorder the terms:
-7 + -7y = -5(5 + y)
-7 + -7y = (5 * -5 + y * -5)
-7 + -7y = (-25 + -5y)

Solving
-7 + -7y = -25 + -5y

Solving for variable 'y'.

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

Add '5y' to each side of the equation.
-7 + -7y + 5y = -25 + -5y + 5y

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

Combine like terms: -5y + 5y = 0
-7 + -2y = -25 + 0
-7 + -2y = -25

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

Combine like terms: -7 + 7 = 0
0 + -2y = -25 + 7
-2y = -25 + 7

Combine like terms: -25 + 7 = -18
-2y = -18

Divide each side by '-2'.
y = 9

Simplifying
y = 9

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