Solve for n
n=21
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5n=3\times 35
Multiply both sides of the equation by 300, the least common multiple of 60,100.
5n=105
Multiply 3 and 35 to get 105.
n=\frac{105}{5}
Divide both sides by 5.
n=21
Divide 105 by 5 to get 21.
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