-2x+y+15=0

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Solution for -2x+y+15=0 equation:


Simplifying
-2x + y + 15 = 0

Reorder the terms:
15 + -2x + y = 0

Solving
15 + -2x + y = 0

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 + -2x + -15 + y = 0 + -15

Reorder the terms:
15 + -15 + -2x + y = 0 + -15

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

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

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

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

Divide each side by '-2'.
x = 7.5 + 0.5y

Simplifying
x = 7.5 + 0.5y

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