4x-9y-4=-8

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


Simplifying
4x + -9y + -4 = -8

Reorder the terms:
-4 + 4x + -9y = -8

Solving
-4 + 4x + -9y = -8

Solving for variable 'x'.

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

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

Reorder the terms:
-4 + 4 + 4x + -9y = -8 + 4

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

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

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

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

Divide each side by '4'.
x = -1 + 2.25y

Simplifying
x = -1 + 2.25y

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