8y+7=y+12

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Solution for 8y+7=y+12 equation:


Simplifying
8y + 7 = y + 12

Reorder the terms:
7 + 8y = y + 12

Reorder the terms:
7 + 8y = 12 + y

Solving
7 + 8y = 12 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
7 + 8y + -1y = 12 + y + -1y

Combine like terms: 8y + -1y = 7y
7 + 7y = 12 + y + -1y

Combine like terms: y + -1y = 0
7 + 7y = 12 + 0
7 + 7y = 12

Add '-7' to each side of the equation.
7 + -7 + 7y = 12 + -7

Combine like terms: 7 + -7 = 0
0 + 7y = 12 + -7
7y = 12 + -7

Combine like terms: 12 + -7 = 5
7y = 5

Divide each side by '7'.
y = 0.7142857143

Simplifying
y = 0.7142857143

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