300-x=300-2y

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Solution for 300-x=300-2y equation:


Simplifying
300 + -1x = 300 + -2y

Add '-300' to each side of the equation.
300 + -300 + -1x = 300 + -300 + -2y

Combine like terms: 300 + -300 = 0
0 + -1x = 300 + -300 + -2y
-1x = 300 + -300 + -2y

Combine like terms: 300 + -300 = 0
-1x = 0 + -2y
-1x = -2y

Solving
-1x = -2y

Solving for variable 'x'.

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

Divide each side by '-1'.
x = 2y

Simplifying
x = 2y

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