8x-4y=-9

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Solution for 8x-4y=-9 equation: 


Simplifying
8x + -4y = -9

Solving
8x + -4y = -9

Solving for variable 'x'.

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

Add '4y' to each side of the equation.
8x + -4y + 4y = -9 + 4y

Combine like terms: -4y + 4y = 0
8x + 0 = -9 + 4y
8x = -9 + 4y

Divide each side by '8'.
x = -1.125 + 0.5y

Simplifying
x = -1.125 + 0.5y

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