Solve for x
x=-3
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3x+10-3x+2+4x=0
Combine 5x and -2x to get 3x.
10+2+4x=0
Combine 3x and -3x to get 0.
12+4x=0
Add 10 and 2 to get 12.
4x=-12
Subtract 12 from both sides. Anything subtracted from zero gives its negation.
x=\frac{-12}{4}
Divide both sides by 4.
x=-3
Divide -12 by 4 to get -3.
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