x+39=2x-9

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Solution for x+39=2x-9 equation: 


Simplifying
x + 39 = 2x + -9

Reorder the terms:
39 + x = 2x + -9

Reorder the terms:
39 + x = -9 + 2x

Solving
39 + x = -9 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
39 + x + -2x = -9 + 2x + -2x

Combine like terms: x + -2x = -1x
39 + -1x = -9 + 2x + -2x

Combine like terms: 2x + -2x = 0
39 + -1x = -9 + 0
39 + -1x = -9

Add '-39' to each side of the equation.
39 + -39 + -1x = -9 + -39

Combine like terms: 39 + -39 = 0
0 + -1x = -9 + -39
-1x = -9 + -39

Combine like terms: -9 + -39 = -48
-1x = -48

Divide each side by '-1'.
x = 48

Simplifying
x = 48

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