Solve for x
x=-15
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3-7x=12\times 9
Multiply both sides by 9.
3-7x=108
Multiply 12 and 9 to get 108.
-7x=108-3
Subtract 3 from both sides.
-7x=105
Subtract 3 from 108 to get 105.
x=\frac{105}{-7}
Divide both sides by -7.
x=-15
Divide 105 by -7 to get -15.
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