8x=7x-9

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Solution for 8x=7x-9 equation: 


Simplifying
8x = 7x + -9

Reorder the terms:
8x = -9 + 7x

Solving
8x = -9 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
8x + -7x = -9 + 7x + -7x

Combine like terms: 8x + -7x = 1x
1x = -9 + 7x + -7x

Combine like terms: 7x + -7x = 0
1x = -9 + 0
1x = -9

Divide each side by '1'.
x = -9

Simplifying
x = -9

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