8x+9=-1

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Solution for 8x+9=-1 equation: 


Simplifying
8x + 9 = -1

Reorder the terms:
9 + 8x = -1

Solving
9 + 8x = -1

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 + -9 + 8x = -1 + -9

Combine like terms: 9 + -9 = 0
0 + 8x = -1 + -9
8x = -1 + -9

Combine like terms: -1 + -9 = -10
8x = -10

Divide each side by '8'.
x = -1.25

Simplifying
x = -1.25

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