4x+30+8x+90=180

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Solution for 4x+30+8x+90=180 equation: 


Simplifying
4x + 30 + 8x + 90 = 180

Reorder the terms:
30 + 90 + 4x + 8x = 180

Combine like terms: 30 + 90 = 120
120 + 4x + 8x = 180

Combine like terms: 4x + 8x = 12x
120 + 12x = 180

Solving
120 + 12x = 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 + 12x = 180 + -120

Combine like terms: 120 + -120 = 0
0 + 12x = 180 + -120
12x = 180 + -120

Combine like terms: 180 + -120 = 60
12x = 60

Divide each side by '12'.
x = 5

Simplifying
x = 5

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