9x-2+4x=128

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Solution for 9x-2+4x=128 equation:


Simplifying
9x + -2 + 4x = 128

Reorder the terms:
-2 + 9x + 4x = 128

Combine like terms: 9x + 4x = 13x
-2 + 13x = 128

Solving
-2 + 13x = 128

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + 13x = 128 + 2

Combine like terms: -2 + 2 = 0
0 + 13x = 128 + 2
13x = 128 + 2

Combine like terms: 128 + 2 = 130
13x = 130

Divide each side by '13'.
x = 10

Simplifying
x = 10

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