180=45+90+x

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Solution for 180=45+90+x equation:


Simplifying
180 = 45 + 90 + x

Combine like terms: 45 + 90 = 135
180 = 135 + x

Solving
180 = 135 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
180 + -1x = 135 + x + -1x

Combine like terms: x + -1x = 0
180 + -1x = 135 + 0
180 + -1x = 135

Add '-180' to each side of the equation.
180 + -180 + -1x = 135 + -180

Combine like terms: 180 + -180 = 0
0 + -1x = 135 + -180
-1x = 135 + -180

Combine like terms: 135 + -180 = -45
-1x = -45

Divide each side by '-1'.
x = 45

Simplifying
x = 45

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