Solve for n
n=24
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7n=6\times 28
Multiply both sides of the equation by 210, the least common multiple of 30,35.
7n=168
Multiply 6 and 28 to get 168.
n=\frac{168}{7}
Divide both sides by 7.
n=24
Divide 168 by 7 to get 24.
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