x+39=x+2y

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Solution for x+39=x+2y equation:


Simplifying
x + 39 = x + 2y

Reorder the terms:
39 + x = x + 2y

Add '-1x' to each side of the equation.
39 + x + -1x = x + -1x + 2y

Combine like terms: x + -1x = 0
39 + 0 = x + -1x + 2y
39 = x + -1x + 2y

Combine like terms: x + -1x = 0
39 = 0 + 2y
39 = 2y

Solving
39 = 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.
39 + -2y = 2y + -2y

Combine like terms: 2y + -2y = 0
39 + -2y = 0

Add '-39' to each side of the equation.
39 + -39 + -2y = 0 + -39

Combine like terms: 39 + -39 = 0
0 + -2y = 0 + -39
-2y = 0 + -39

Combine like terms: 0 + -39 = -39
-2y = -39

Divide each side by '-2'.
y = 19.5

Simplifying
y = 19.5

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