7(y-1)+9=5y

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Solution for 7(y-1)+9=5y equation: 


Simplifying
7(y + -1) + 9 = 5y

Reorder the terms:
7(-1 + y) + 9 = 5y
(-1 * 7 + y * 7) + 9 = 5y
(-7 + 7y) + 9 = 5y

Reorder the terms:
-7 + 9 + 7y = 5y

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

Solving
2 + 7y = 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.
2 + 7y + -5y = 5y + -5y

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

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

Add '-2' to each side of the equation.
2 + -2 + 2y = 0 + -2

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

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

Divide each side by '2'.
y = -1

Simplifying
y = -1

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