4x-y-9x-y=

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Solution for 4x-y-9x-y= equation:


Simplifying
4x + -1y + -9x + -1y = 0

Reorder the terms:
4x + -9x + -1y + -1y = 0

Combine like terms: 4x + -9x = -5x
-5x + -1y + -1y = 0

Combine like terms: -1y + -1y = -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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