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\frac{7}{2}x+3=8x-12
Use the distributive property to multiply 4 by 2x-3.
\frac{7}{2}x+3-8x=-12
Subtract 8x from both sides.
-\frac{9}{2}x+3=-12
Combine \frac{7}{2}x and -8x to get -\frac{9}{2}x.
-\frac{9}{2}x=-12-3
Subtract 3 from both sides.
-\frac{9}{2}x=-15
Subtract 3 from -12 to get -15.
x=-15\left(-\frac{2}{9}\right)
Multiply both sides by -\frac{2}{9}, the reciprocal of -\frac{9}{2}.
x=\frac{-15\left(-2\right)}{9}
Express -15\left(-\frac{2}{9}\right) as a single fraction.
x=\frac{30}{9}
Multiply -15 and -2 to get 30.
x=\frac{10}{3}
Reduce the fraction \frac{30}{9} to lowest terms by extracting and canceling out 3.