180+x=400

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Solution for 180+x=400 equation: 


Simplifying
180 + x = 400

Solving
180 + x = 400

Solving for variable 'x'.

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

Add '-180' to each side of the equation.
180 + -180 + x = 400 + -180

Combine like terms: 180 + -180 = 0
0 + x = 400 + -180
x = 400 + -180

Combine like terms: 400 + -180 = 220
x = 220

Simplifying
x = 220

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