3y-72=13+y

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Solution for 3y-72=13+y equation:


Simplifying
3y + -72 = 13 + y

Reorder the terms:
-72 + 3y = 13 + y

Solving
-72 + 3y = 13 + 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.
-72 + 3y + -1y = 13 + y + -1y

Combine like terms: 3y + -1y = 2y
-72 + 2y = 13 + y + -1y

Combine like terms: y + -1y = 0
-72 + 2y = 13 + 0
-72 + 2y = 13

Add '72' to each side of the equation.
-72 + 72 + 2y = 13 + 72

Combine like terms: -72 + 72 = 0
0 + 2y = 13 + 72
2y = 13 + 72

Combine like terms: 13 + 72 = 85
2y = 85

Divide each side by '2'.
y = 42.5

Simplifying
y = 42.5

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