x+3-y=-9

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Solution for x+3-y=-9 equation:


Simplifying
x + 3 + -1y = -9

Reorder the terms:
3 + x + -1y = -9

Solving
3 + x + -1y = -9

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + x + -3 + -1y = -9 + -3

Reorder the terms:
3 + -3 + x + -1y = -9 + -3

Combine like terms: 3 + -3 = 0
0 + x + -1y = -9 + -3
x + -1y = -9 + -3

Combine like terms: -9 + -3 = -12
x + -1y = -12

Add 'y' to each side of the equation.
x + -1y + y = -12 + y

Combine like terms: -1y + y = 0
x + 0 = -12 + y
x = -12 + y

Simplifying
x = -12 + y

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