7y+8=2y-64

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Solution for 7y+8=2y-64 equation:


Simplifying
7y + 8 = 2y + -64

Reorder the terms:
8 + 7y = 2y + -64

Reorder the terms:
8 + 7y = -64 + 2y

Solving
8 + 7y = -64 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
8 + 7y + -2y = -64 + 2y + -2y

Combine like terms: 7y + -2y = 5y
8 + 5y = -64 + 2y + -2y

Combine like terms: 2y + -2y = 0
8 + 5y = -64 + 0
8 + 5y = -64

Add '-8' to each side of the equation.
8 + -8 + 5y = -64 + -8

Combine like terms: 8 + -8 = 0
0 + 5y = -64 + -8
5y = -64 + -8

Combine like terms: -64 + -8 = -72
5y = -72

Divide each side by '5'.
y = -14.4

Simplifying
y = -14.4

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