2x+9y-8(7x-9y)=

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


Simplifying
2x + 9y + -8(7x + -9y) = 0
2x + 9y + (7x * -8 + -9y * -8) = 0
2x + 9y + (-56x + 72y) = 0

Reorder the terms:
2x + -56x + 9y + 72y = 0

Combine like terms: 2x + -56x = -54x
-54x + 9y + 72y = 0

Combine like terms: 9y + 72y = 81y
-54x + 81y = 0

Solving
-54x + 81y = 0

Solving for variable 'x'.

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

Add '-81y' to each side of the equation.
-54x + 81y + -81y = 0 + -81y

Combine like terms: 81y + -81y = 0
-54x + 0 = 0 + -81y
-54x = 0 + -81y
Remove the zero:
-54x = -81y

Divide each side by '-54'.
x = 1.5y

Simplifying
x = 1.5y

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