4x-15=129

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Solution for 4x-15=129 equation: 


Simplifying
4x + -15 = 129

Reorder the terms:
-15 + 4x = 129

Solving
-15 + 4x = 129

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 4x = 129 + 15

Combine like terms: -15 + 15 = 0
0 + 4x = 129 + 15
4x = 129 + 15

Combine like terms: 129 + 15 = 144
4x = 144

Divide each side by '4'.
x = 36

Simplifying
x = 36

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