4x+39=13x-69

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Solution for 4x+39=13x-69 equation:


Simplifying
4x + 39 = 13x + -69

Reorder the terms:
39 + 4x = 13x + -69

Reorder the terms:
39 + 4x = -69 + 13x

Solving
39 + 4x = -69 + 13x

Solving for variable 'x'.

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

Add '-13x' to each side of the equation.
39 + 4x + -13x = -69 + 13x + -13x

Combine like terms: 4x + -13x = -9x
39 + -9x = -69 + 13x + -13x

Combine like terms: 13x + -13x = 0
39 + -9x = -69 + 0
39 + -9x = -69

Add '-39' to each side of the equation.
39 + -39 + -9x = -69 + -39

Combine like terms: 39 + -39 = 0
0 + -9x = -69 + -39
-9x = -69 + -39

Combine like terms: -69 + -39 = -108
-9x = -108

Divide each side by '-9'.
x = 12

Simplifying
x = 12

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