3x-20+90+x=180

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Solution for 3x-20+90+x=180 equation:


Simplifying
3x + -20 + 90 + x = 180

Reorder the terms:
-20 + 90 + 3x + x = 180

Combine like terms: -20 + 90 = 70
70 + 3x + x = 180

Combine like terms: 3x + x = 4x
70 + 4x = 180

Solving
70 + 4x = 180

Solving for variable 'x'.

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

Add '-70' to each side of the equation.
70 + -70 + 4x = 180 + -70

Combine like terms: 70 + -70 = 0
0 + 4x = 180 + -70
4x = 180 + -70

Combine like terms: 180 + -70 = 110
4x = 110

Divide each side by '4'.
x = 27.5

Simplifying
x = 27.5

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