17+7x+2x+12=128

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Solution for 17+7x+2x+12=128 equation:


Simplifying
17 + 7x + 2x + 12 = 128

Reorder the terms:
17 + 12 + 7x + 2x = 128

Combine like terms: 17 + 12 = 29
29 + 7x + 2x = 128

Combine like terms: 7x + 2x = 9x
29 + 9x = 128

Solving
29 + 9x = 128

Solving for variable 'x'.

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

Add '-29' to each side of the equation.
29 + -29 + 9x = 128 + -29

Combine like terms: 29 + -29 = 0
0 + 9x = 128 + -29
9x = 128 + -29

Combine like terms: 128 + -29 = 99
9x = 99

Divide each side by '9'.
x = 11

Simplifying
x = 11

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