3y-13=y+40

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Solution for 3y-13=y+40 equation:


Simplifying
3y + -13 = y + 40

Reorder the terms:
-13 + 3y = y + 40

Reorder the terms:
-13 + 3y = 40 + y

Solving
-13 + 3y = 40 + 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.
-13 + 3y + -1y = 40 + y + -1y

Combine like terms: 3y + -1y = 2y
-13 + 2y = 40 + y + -1y

Combine like terms: y + -1y = 0
-13 + 2y = 40 + 0
-13 + 2y = 40

Add '13' to each side of the equation.
-13 + 13 + 2y = 40 + 13

Combine like terms: -13 + 13 = 0
0 + 2y = 40 + 13
2y = 40 + 13

Combine like terms: 40 + 13 = 53
2y = 53

Divide each side by '2'.
y = 26.5

Simplifying
y = 26.5

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