3y-15=2y-8

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Solution for 3y-15=2y-8 equation:


Simplifying
3y + -15 = 2y + -8

Reorder the terms:
-15 + 3y = 2y + -8

Reorder the terms:
-15 + 3y = -8 + 2y

Solving
-15 + 3y = -8 + 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.
-15 + 3y + -2y = -8 + 2y + -2y

Combine like terms: 3y + -2y = 1y
-15 + 1y = -8 + 2y + -2y

Combine like terms: 2y + -2y = 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 = 7
1y = 7

Divide each side by '1'.
y = 7

Simplifying
y = 7

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