2y+3=y+15

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Solution for 2y+3=y+15 equation:


Simplifying
2y + 3 = y + 15

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

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

Solving
3 + 2y = 15 + 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.
3 + 2y + -1y = 15 + y + -1y

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

Combine like terms: y + -1y = 0
3 + 1y = 15 + 0
3 + 1y = 15

Add '-3' to each side of the equation.
3 + -3 + 1y = 15 + -3

Combine like terms: 3 + -3 = 0
0 + 1y = 15 + -3
1y = 15 + -3

Combine like terms: 15 + -3 = 12
1y = 12

Divide each side by '1'.
y = 12

Simplifying
y = 12

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