Solve for x
x=4
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6-7x+21=-1
Use the distributive property to multiply -7 by x-3.
27-7x=-1
Add 6 and 21 to get 27.
-7x=-1-27
Subtract 27 from both sides.
-7x=-28
Subtract 27 from -1 to get -28.
x=\frac{-28}{-7}
Divide both sides by -7.
x=4
Divide -28 by -7 to get 4.
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