Solve for x
x=3
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x-1+2x=8
Add 2x to both sides.
3x-1=8
Combine x and 2x to get 3x.
3x=8+1
Add 1 to both sides.
3x=9
Add 8 and 1 to get 9.
x=\frac{9}{3}
Divide both sides by 3.
x=3
Divide 9 by 3 to get 3.
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