Solve for x
x=-10
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4x+28+12=0
Use the distributive property to multiply 4 by x+7.
4x+40=0
Add 28 and 12 to get 40.
4x=-40
Subtract 40 from both sides. Anything subtracted from zero gives its negation.
x=\frac{-40}{4}
Divide both sides by 4.
x=-10
Divide -40 by 4 to get -10.
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