-7y+7=8y+9

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


Simplifying
-7y + 7 = 8y + 9

Reorder the terms:
7 + -7y = 8y + 9

Reorder the terms:
7 + -7y = 9 + 8y

Solving
7 + -7y = 9 + 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.
7 + -7y + -8y = 9 + 8y + -8y

Combine like terms: -7y + -8y = -15y
7 + -15y = 9 + 8y + -8y

Combine like terms: 8y + -8y = 0
7 + -15y = 9 + 0
7 + -15y = 9

Add '-7' to each side of the equation.
7 + -7 + -15y = 9 + -7

Combine like terms: 7 + -7 = 0
0 + -15y = 9 + -7
-15y = 9 + -7

Combine like terms: 9 + -7 = 2
-15y = 2

Divide each side by '-15'.
y = -0.1333333333

Simplifying
y = -0.1333333333

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