n=2q
N*.05+15.30+.25q=74.80
2q(.05) +15.30+.25q=74.80
solve for number of qurters, q.
The Jaspers collect nickels, dimes, and quarters in a jar. When they count the change in the jar, there are twice as many nickels as there are quarters. If there is $15.30 in dimes and $74.80 in all, how many quarters are there. Please include an equation and steps
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