Solve for x
x=-2
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5x+12+7x=-12
Add 7x to both sides.
12x+12=-12
Combine 5x and 7x to get 12x.
12x=-12-12
Subtract 12 from both sides.
12x=-24
Subtract 12 from -12 to get -24.
x=\frac{-24}{12}
Divide both sides by 12.
x=-2
Divide -24 by 12 to get -2.
Examples
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Limits
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