Solve for x
x=-9
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9+2x=-9
Multiply both sides of the equation by 3.
2x=-9-9
Subtract 9 from both sides.
2x=-18
Subtract 9 from -9 to get -18.
x=\frac{-18}{2}
Divide both sides by 2.
x=-9
Divide -18 by 2 to get -9.
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Matrix
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Limits
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