4y-x+9=0

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Solution for 4y-x+9=0 equation:


Simplifying
4y + -1x + 9 = 0

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

Solving
9 + -1x + 4y = 0

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -1x + -9 + 4y = 0 + -9

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

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

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

Add '-4y' to each side of the equation.
-1x + 4y + -4y = -9 + -4y

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

Divide each side by '-1'.
x = 9 + 4y

Simplifying
x = 9 + 4y

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