3x+10+90+x=180

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Solution for 3x+10+90+x=180 equation: 


Simplifying
3x + 10 + 90 + x = 180

Reorder the terms:
10 + 90 + 3x + x = 180

Combine like terms: 10 + 90 = 100
100 + 3x + x = 180

Combine like terms: 3x + x = 4x
100 + 4x = 180

Solving
100 + 4x = 180

Solving for variable 'x'.

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

Add '-100' to each side of the equation.
100 + -100 + 4x = 180 + -100

Combine like terms: 100 + -100 = 0
0 + 4x = 180 + -100
4x = 180 + -100

Combine like terms: 180 + -100 = 80
4x = 80

Divide each side by '4'.
x = 20

Simplifying
x = 20

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