450-2x=630-2y

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Solution for 450-2x=630-2y equation: 


Simplifying
450 + -2x = 630 + -2y

Solving
450 + -2x = 630 + -2y

Solving for variable 'x'.

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

Add '-450' to each side of the equation.
450 + -450 + -2x = 630 + -450 + -2y

Combine like terms: 450 + -450 = 0
0 + -2x = 630 + -450 + -2y
-2x = 630 + -450 + -2y

Combine like terms: 630 + -450 = 180
-2x = 180 + -2y

Divide each side by '-2'.
x = -90 + y

Simplifying
x = -90 + y

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