8x+78+2x+42=180

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Solution for 8x+78+2x+42=180 equation:


Simplifying
8x + 78 + 2x + 42 = 180

Reorder the terms:
78 + 42 + 8x + 2x = 180

Combine like terms: 78 + 42 = 120
120 + 8x + 2x = 180

Combine like terms: 8x + 2x = 10x
120 + 10x = 180

Solving
120 + 10x = 180

Solving for variable 'x'.

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

Add '-120' to each side of the equation.
120 + -120 + 10x = 180 + -120

Combine like terms: 120 + -120 = 0
0 + 10x = 180 + -120
10x = 180 + -120

Combine like terms: 180 + -120 = 60
10x = 60

Divide each side by '10'.
x = 6

Simplifying
x = 6

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