Solve for x
x=-1
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2x+1+x=-2
Add x to both sides.
3x+1=-2
Combine 2x and x to get 3x.
3x=-2-1
Subtract 1 from both sides.
3x=-3
Subtract 1 from -2 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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Matrix
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Limits
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