9y+7(y-x)-x=

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Solution for 9y+7(y-x)-x= equation:


Simplifying
9y + 7(y + -1x) + -1x = 0

Reorder the terms:
9y + 7(-1x + y) + -1x = 0
9y + (-1x * 7 + y * 7) + -1x = 0
9y + (-7x + 7y) + -1x = 0

Reorder the terms:
-7x + -1x + 9y + 7y = 0

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

Combine like terms: 9y + 7y = 16y
-8x + 16y = 0

Solving
-8x + 16y = 0

Solving for variable 'x'.

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

Add '-16y' to each side of the equation.
-8x + 16y + -16y = 0 + -16y

Combine like terms: 16y + -16y = 0
-8x + 0 = 0 + -16y
-8x = 0 + -16y
Remove the zero:
-8x = -16y

Divide each side by '-8'.
x = 2y

Simplifying
x = 2y

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