84+x+x=180

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Solution for 84+x+x=180 equation: 


Simplifying
84 + x + x = 180

Combine like terms: x + x = 2x
84 + 2x = 180

Solving
84 + 2x = 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 + 2x = 180 + -84

Combine like terms: 84 + -84 = 0
0 + 2x = 180 + -84
2x = 180 + -84

Combine like terms: 180 + -84 = 96
2x = 96

Divide each side by '2'.
x = 48

Simplifying
x = 48

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