11+x=400

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Solution for 11+x=400 equation: 


Simplifying
11 + x = 400

Solving
11 + x = 400

Solving for variable 'x'.

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

Add '-11' to each side of the equation.
11 + -11 + x = 400 + -11

Combine like terms: 11 + -11 = 0
0 + x = 400 + -11
x = 400 + -11

Combine like terms: 400 + -11 = 389
x = 389

Simplifying
x = 389

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