9x=128-7x

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Solution for 9x=128-7x equation: 


Simplifying
9x = 128 + -7x

Solving
9x = 128 + -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.
9x + 7x = 128 + -7x + 7x

Combine like terms: 9x + 7x = 16x
16x = 128 + -7x + 7x

Combine like terms: -7x + 7x = 0
16x = 128 + 0
16x = 128

Divide each side by '16'.
x = 8

Simplifying
x = 8

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