Asked by Ms. Sue
Math - mecca, Wednesday, October 24, 2007 at 9:20pm
Lauren has collected 150 nickels and dimes. She has 70 more nickels than dimes. How many nickels and how many dimes
Lauren has collected 150 nickels and dimes. She has 70 more nickels than dimes. How many nickels and how many dimes
Answers
Answered by
Polyfunk
Let x = # of dimes
x + (x + 70) = 150
2x + 70 = 150
2x = 80
x = 40 dimes
40 + 70 = 110 nickels
40 dimes
110 nickels
x + (x + 70) = 150
2x + 70 = 150
2x = 80
x = 40 dimes
40 + 70 = 110 nickels
40 dimes
110 nickels
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