Solve for x
x=16
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x\times 18=4\times 72
Variable x cannot be equal to 0 since division by zero is not defined. Multiply both sides of the equation by 4x, the least common multiple of 4,x.
x\times 18=288
Multiply 4 and 72 to get 288.
x=\frac{288}{18}
Divide both sides by 18.
x=16
Divide 288 by 18 to get 16.
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