Solve for x
x=6
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5x-9=-7\left(-3\right)
Multiply both sides by -3.
5x-9=21
Multiply -7 and -3 to get 21.
5x=21+9
Add 9 to both sides.
5x=30
Add 21 and 9 to get 30.
x=\frac{30}{5}
Divide both sides by 5.
x=6
Divide 30 by 5 to get 6.
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