15y-7=13y+17

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Solution for 15y-7=13y+17 equation:


Simplifying
15y + -7 = 13y + 17

Reorder the terms:
-7 + 15y = 13y + 17

Reorder the terms:
-7 + 15y = 17 + 13y

Solving
-7 + 15y = 17 + 13y

Solving for variable 'y'.

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

Add '-13y' to each side of the equation.
-7 + 15y + -13y = 17 + 13y + -13y

Combine like terms: 15y + -13y = 2y
-7 + 2y = 17 + 13y + -13y

Combine like terms: 13y + -13y = 0
-7 + 2y = 17 + 0
-7 + 2y = 17

Add '7' to each side of the equation.
-7 + 7 + 2y = 17 + 7

Combine like terms: -7 + 7 = 0
0 + 2y = 17 + 7
2y = 17 + 7

Combine like terms: 17 + 7 = 24
2y = 24

Divide each side by '2'.
y = 12

Simplifying
y = 12

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