3x+x+84=180

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Solution for 3x+x+84=180 equation: 


Simplifying
3x + x + 84 = 180

Reorder the terms:
84 + 3x + x = 180

Combine like terms: 3x + x = 4x
84 + 4x = 180

Solving
84 + 4x = 180

Solving for variable 'x'.

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

Add '-84' to each side of the equation.
84 + -84 + 4x = 180 + -84

Combine like terms: 84 + -84 = 0
0 + 4x = 180 + -84
4x = 180 + -84

Combine like terms: 180 + -84 = 96
4x = 96

Divide each side by '4'.
x = 24

Simplifying
x = 24

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