Solve for x
x=27
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4x=9\times 12
Variable x cannot be equal to 0 since division by zero is not defined. Multiply both sides of the equation by 9x, the least common multiple of 9,x.
4x=108
Multiply 9 and 12 to get 108.
x=\frac{108}{4}
Divide both sides by 4.
x=27
Divide 108 by 4 to get 27.
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