-90+x=1800-x

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Solution for -90+x=1800-x equation:


Simplifying
-90 + x = 1800 + -1x

Solving
-90 + x = 1800 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-90 + x + x = 1800 + -1x + x

Combine like terms: x + x = 2x
-90 + 2x = 1800 + -1x + x

Combine like terms: -1x + x = 0
-90 + 2x = 1800 + 0
-90 + 2x = 1800

Add '90' to each side of the equation.
-90 + 90 + 2x = 1800 + 90

Combine like terms: -90 + 90 = 0
0 + 2x = 1800 + 90
2x = 1800 + 90

Combine like terms: 1800 + 90 = 1890
2x = 1890

Divide each side by '2'.
x = 945

Simplifying
x = 945

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