15-x+8y=-13

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Solution for 15-x+8y=-13 equation:


Simplifying
15 + -1x + 8y = -13

Solving
15 + -1x + 8y = -13

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 + -1x + -15 + 8y = -13 + -15

Reorder the terms:
15 + -15 + -1x + 8y = -13 + -15

Combine like terms: 15 + -15 = 0
0 + -1x + 8y = -13 + -15
-1x + 8y = -13 + -15

Combine like terms: -13 + -15 = -28
-1x + 8y = -28

Add '-8y' to each side of the equation.
-1x + 8y + -8y = -28 + -8y

Combine like terms: 8y + -8y = 0
-1x + 0 = -28 + -8y
-1x = -28 + -8y

Divide each side by '-1'.
x = 28 + 8y

Simplifying
x = 28 + 8y

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