Solve for x
x=16
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x\times 9=12\times 12
Variable x cannot be equal to 0 since division by zero is not defined. Multiply both sides of the equation by 12x, the least common multiple of 12,x.
x\times 9=144
Multiply 12 and 12 to get 144.
x=\frac{144}{9}
Divide both sides by 9.
x=16
Divide 144 by 9 to get 16.
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