8x-4=-9

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Solution for 8x-4=-9 equation: 


Simplifying
8x + -4 = -9

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

Solving
-4 + 8x = -9

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 + 4 + 8x = -9 + 4

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

Combine like terms: -9 + 4 = -5
8x = -5

Divide each side by '8'.
x = -0.625

Simplifying
x = -0.625

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