40+x+90=180

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Solution for 40+x+90=180 equation: 


Simplifying
40 + x + 90 = 180

Reorder the terms:
40 + 90 + x = 180

Combine like terms: 40 + 90 = 130
130 + x = 180

Solving
130 + x = 180

Solving for variable 'x'.

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

Add '-130' to each side of the equation.
130 + -130 + x = 180 + -130

Combine like terms: 130 + -130 = 0
0 + x = 180 + -130
x = 180 + -130

Combine like terms: 180 + -130 = 50
x = 50

Simplifying
x = 50

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