Solve for x
x=30
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18-x=-4\times 3
Multiply both sides by 3.
18-x=-12
Multiply -4 and 3 to get -12.
-x=-12-18
Subtract 18 from both sides.
-x=-30
Subtract 18 from -12 to get -30.
x=30
Multiply both sides by -1.
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