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

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


Simplifying
3x + -9y + -8x + 7y = 0

Reorder the terms:
3x + -8x + -9y + 7y = 0

Combine like terms: 3x + -8x = -5x
-5x + -9y + 7y = 0

Combine like terms: -9y + 7y = -2y
-5x + -2y = 0

Solving
-5x + -2y = 0

Solving for variable 'x'.

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

Add '2y' to each side of the equation.
-5x + -2y + 2y = 0 + 2y

Combine like terms: -2y + 2y = 0
-5x + 0 = 0 + 2y
-5x = 0 + 2y
Remove the zero:
-5x = 2y

Divide each side by '-5'.
x = -0.4y

Simplifying
x = -0.4y

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