8y+15=7y-8

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Solution for 8y+15=7y-8 equation:


Simplifying
8y + 15 = 7y + -8

Reorder the terms:
15 + 8y = 7y + -8

Reorder the terms:
15 + 8y = -8 + 7y

Solving
15 + 8y = -8 + 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.
15 + 8y + -7y = -8 + 7y + -7y

Combine like terms: 8y + -7y = 1y
15 + 1y = -8 + 7y + -7y

Combine like terms: 7y + -7y = 0
15 + 1y = -8 + 0
15 + 1y = -8

Add '-15' to each side of the equation.
15 + -15 + 1y = -8 + -15

Combine like terms: 15 + -15 = 0
0 + 1y = -8 + -15
1y = -8 + -15

Combine like terms: -8 + -15 = -23
1y = -23

Divide each side by '1'.
y = -23

Simplifying
y = -23

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