105+x+21=180

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Solution for 105+x+21=180 equation: 


Simplifying
105 + x + 21 = 180

Reorder the terms:
105 + 21 + x = 180

Combine like terms: 105 + 21 = 126
126 + x = 180

Solving
126 + x = 180

Solving for variable 'x'.

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

Add '-126' to each side of the equation.
126 + -126 + x = 180 + -126

Combine like terms: 126 + -126 = 0
0 + x = 180 + -126
x = 180 + -126

Combine like terms: 180 + -126 = 54
x = 54

Simplifying
x = 54

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