15-2x=-y-20

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Solution for 15-2x=-y-20 equation:


Simplifying
15 + -2x = -1y + -20

Reorder the terms:
15 + -2x = -20 + -1y

Solving
15 + -2x = -20 + -1y

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + -2x = -20 + -15 + -1y

Combine like terms: 15 + -15 = 0
0 + -2x = -20 + -15 + -1y
-2x = -20 + -15 + -1y

Combine like terms: -20 + -15 = -35
-2x = -35 + -1y

Divide each side by '-2'.
x = 17.5 + 0.5y

Simplifying
x = 17.5 + 0.5y

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