-7(y+9)=-8y

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Solution for -7(y+9)=-8y equation:


Simplifying
-7(y + 9) = -8y

Reorder the terms:
-7(9 + y) = -8y
(9 * -7 + y * -7) = -8y
(-63 + -7y) = -8y

Solving
-63 + -7y = -8y

Solving for variable 'y'.

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

Add '8y' to each side of the equation.
-63 + -7y + 8y = -8y + 8y

Combine like terms: -7y + 8y = 1y
-63 + 1y = -8y + 8y

Combine like terms: -8y + 8y = 0
-63 + 1y = 0

Add '63' to each side of the equation.
-63 + 63 + 1y = 0 + 63

Combine like terms: -63 + 63 = 0
0 + 1y = 0 + 63
1y = 0 + 63

Combine like terms: 0 + 63 = 63
1y = 63

Divide each side by '1'.
y = 63

Simplifying
y = 63

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