12y-15=5y+34

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Solution for 12y-15=5y+34 equation:


Simplifying
12y + -15 = 5y + 34

Reorder the terms:
-15 + 12y = 5y + 34

Reorder the terms:
-15 + 12y = 34 + 5y

Solving
-15 + 12y = 34 + 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.
-15 + 12y + -5y = 34 + 5y + -5y

Combine like terms: 12y + -5y = 7y
-15 + 7y = 34 + 5y + -5y

Combine like terms: 5y + -5y = 0
-15 + 7y = 34 + 0
-15 + 7y = 34

Add '15' to each side of the equation.
-15 + 15 + 7y = 34 + 15

Combine like terms: -15 + 15 = 0
0 + 7y = 34 + 15
7y = 34 + 15

Combine like terms: 34 + 15 = 49
7y = 49

Divide each side by '7'.
y = 7

Simplifying
y = 7

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