5x+128+2x+129=180

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Solution for 5x+128+2x+129=180 equation:


Simplifying
5x + 128 + 2x + 129 = 180

Reorder the terms:
128 + 129 + 5x + 2x = 180

Combine like terms: 128 + 129 = 257
257 + 5x + 2x = 180

Combine like terms: 5x + 2x = 7x
257 + 7x = 180

Solving
257 + 7x = 180

Solving for variable 'x'.

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

Add '-257' to each side of the equation.
257 + -257 + 7x = 180 + -257

Combine like terms: 257 + -257 = 0
0 + 7x = 180 + -257
7x = 180 + -257

Combine like terms: 180 + -257 = -77
7x = -77

Divide each side by '7'.
x = -11

Simplifying
x = -11

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