9(x)=x-7

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Solution for 9(x)=x-7 equation: 


Simplifying
9(x) = x + -7

Reorder the terms:
9x = -7 + x

Solving
9x = -7 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
9x + -1x = -7 + x + -1x

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

Combine like terms: x + -1x = 0
8x = -7 + 0
8x = -7

Divide each side by '8'.
x = -0.875

Simplifying
x = -0.875

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