x+3y-8=2x-9y-7

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Solution for x+3y-8=2x-9y-7 equation:


Simplifying
x + 3y + -8 = 2x + -9y + -7

Reorder the terms:
-8 + x + 3y = 2x + -9y + -7

Reorder the terms:
-8 + x + 3y = -7 + 2x + -9y

Solving
-8 + x + 3y = -7 + 2x + -9y

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-8 + x + -2x + 3y = -7 + 2x + -2x + -9y

Combine like terms: x + -2x = -1x
-8 + -1x + 3y = -7 + 2x + -2x + -9y

Combine like terms: 2x + -2x = 0
-8 + -1x + 3y = -7 + 0 + -9y
-8 + -1x + 3y = -7 + -9y

Add '8' to each side of the equation.
-8 + -1x + 8 + 3y = -7 + 8 + -9y

Reorder the terms:
-8 + 8 + -1x + 3y = -7 + 8 + -9y

Combine like terms: -8 + 8 = 0
0 + -1x + 3y = -7 + 8 + -9y
-1x + 3y = -7 + 8 + -9y

Combine like terms: -7 + 8 = 1
-1x + 3y = 1 + -9y

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

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

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

Divide each side by '-1'.
x = -1 + 12y

Simplifying
x = -1 + 12y

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