Solve for x
x=18
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x+9x-9=171
Multiply both sides of the equation by 9.
10x-9=171
Combine x and 9x to get 10x.
10x=171+9
Add 9 to both sides.
10x=180
Add 171 and 9 to get 180.
x=\frac{180}{10}
Divide both sides by 10.
x=18
Divide 180 by 10 to get 18.
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