Solve for n
n=50
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n\times 12=15\times 40
Variable n cannot be equal to 0 since division by zero is not defined. Multiply both sides of the equation by 15n, the least common multiple of 15,n.
n\times 12=600
Multiply 15 and 40 to get 600.
n=\frac{600}{12}
Divide both sides by 12.
n=50
Divide 600 by 12 to get 50.
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