9(y-1)=-7y+7

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Solution for 9(y-1)=-7y+7 equation:


Simplifying
9(y + -1) = -7y + 7

Reorder the terms:
9(-1 + y) = -7y + 7
(-1 * 9 + y * 9) = -7y + 7
(-9 + 9y) = -7y + 7

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

Solving
-9 + 9y = 7 + -7y

Solving for variable 'y'.

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

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

Combine like terms: 9y + 7y = 16y
-9 + 16y = 7 + -7y + 7y

Combine like terms: -7y + 7y = 0
-9 + 16y = 7 + 0
-9 + 16y = 7

Add '9' to each side of the equation.
-9 + 9 + 16y = 7 + 9

Combine like terms: -9 + 9 = 0
0 + 16y = 7 + 9
16y = 7 + 9

Combine like terms: 7 + 9 = 16
16y = 16

Divide each side by '16'.
y = 1

Simplifying
y = 1

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