2x-4y+-1=-9

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Solution for 2x-4y+-1=-9 equation:


Simplifying
2x + -4y + -1 = -9

Reorder the terms:
-1 + 2x + -4y = -9

Solving
-1 + 2x + -4y = -9

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 2x + 1 + -4y = -9 + 1

Reorder the terms:
-1 + 1 + 2x + -4y = -9 + 1

Combine like terms: -1 + 1 = 0
0 + 2x + -4y = -9 + 1
2x + -4y = -9 + 1

Combine like terms: -9 + 1 = -8
2x + -4y = -8

Add '4y' to each side of the equation.
2x + -4y + 4y = -8 + 4y

Combine like terms: -4y + 4y = 0
2x + 0 = -8 + 4y
2x = -8 + 4y

Divide each side by '2'.
x = -4 + 2y

Simplifying
x = -4 + 2y

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