y-8(y-7)=(-9y+2)-7

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Solution for y-8(y-7)=(-9y+2)-7 equation:


Simplifying
y + -8(y + -7) = (-9y + 2) + -7

Reorder the terms:
y + -8(-7 + y) = (-9y + 2) + -7
y + (-7 * -8 + y * -8) = (-9y + 2) + -7
y + (56 + -8y) = (-9y + 2) + -7

Reorder the terms:
56 + y + -8y = (-9y + 2) + -7

Combine like terms: y + -8y = -7y
56 + -7y = (-9y + 2) + -7

Reorder the terms:
56 + -7y = (2 + -9y) + -7

Remove parenthesis around (2 + -9y)
56 + -7y = 2 + -9y + -7

Reorder the terms:
56 + -7y = 2 + -7 + -9y

Combine like terms: 2 + -7 = -5
56 + -7y = -5 + -9y

Solving
56 + -7y = -5 + -9y

Solving for variable 'y'.

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

Add '9y' to each side of the equation.
56 + -7y + 9y = -5 + -9y + 9y

Combine like terms: -7y + 9y = 2y
56 + 2y = -5 + -9y + 9y

Combine like terms: -9y + 9y = 0
56 + 2y = -5 + 0
56 + 2y = -5

Add '-56' to each side of the equation.
56 + -56 + 2y = -5 + -56

Combine like terms: 56 + -56 = 0
0 + 2y = -5 + -56
2y = -5 + -56

Combine like terms: -5 + -56 = -61
2y = -61

Divide each side by '2'.
y = -30.5

Simplifying
y = -30.5

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