Question

A girl has $3.35 in her pocket, consisting of dimes and quarters. If there are 23 coins in all, how many of each does she have?

Answer 1

25x + 10(23-x) = 335

solve for x

Explanation:

ill let you do the rest of the math so you can actually do some work but if you dont want to i will gladly help in the comments

Answer 2

d + q = 23

10d + 25q = 335

10d + 10q = 230

15q = 105

q = 7

The girl has 16 dimes and 7 quarters.