x+81+88=400

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Solution for x+81+88=400 equation: 


Simplifying
x + 81 + 88 = 400

Reorder the terms:
81 + 88 + x = 400

Combine like terms: 81 + 88 = 169
169 + x = 400

Solving
169 + x = 400

Solving for variable 'x'.

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

Add '-169' to each side of the equation.
169 + -169 + x = 400 + -169

Combine like terms: 169 + -169 = 0
0 + x = 400 + -169
x = 400 + -169

Combine like terms: 400 + -169 = 231
x = 231

Simplifying
x = 231

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