x-43+x-39+2x-18=180

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Solution for x-43+x-39+2x-18=180 equation: 


Simplifying
x + -43 + x + -39 + 2x + -18 = 180

Reorder the terms:
-43 + -39 + -18 + x + x + 2x = 180

Combine like terms: -43 + -39 = -82
-82 + -18 + x + x + 2x = 180

Combine like terms: -82 + -18 = -100
-100 + x + x + 2x = 180

Combine like terms: x + x = 2x
-100 + 2x + 2x = 180

Combine like terms: 2x + 2x = 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 = 280
4x = 280

Divide each side by '4'.
x = 70

Simplifying
x = 70

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