x+55=21

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Solution for x+55=21 equation: 


Simplifying
x + 55 = 21

Reorder the terms:
55 + x = 21

Solving
55 + x = 21

Solving for variable 'x'.

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

Add '-55' to each side of the equation.
55 + -55 + x = 21 + -55

Combine like terms: 55 + -55 = 0
0 + x = 21 + -55
x = 21 + -55

Combine like terms: 21 + -55 = -34
x = -34

Simplifying
x = -34

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