Solve for x
x=1
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2x+1+x=4
Add x to both sides.
3x+1=4
Combine 2x and x to get 3x.
3x=4-1
Subtract 1 from both sides.
3x=3
Subtract 1 from 4 to get 3.
x=\frac{3}{3}
Divide both sides by 3.
x=1
Divide 3 by 3 to get 1.
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