Lizzy has 30 coins that total $4.80. All of her coins

are dimes, D, and quarters, Q. Which system of

equations models this situation?

1) D+Q=4.80

.10D +.25Q = 30

2) D+Q=30

.10D +.25Q = 4.80

3) D+Q=30

.25D +.10Q = 4.80

4) D+Q = 4.80

.25D +. 10Q = 30

Question

Devan Galvan

23 February, 15:08

+3

Answers (1)

Know the Answer?

Jade Richardson · Answer 1

Jade Richardson 23 February, 15:26

0

2) D+Q=30

0.10D+0.25Q=4.80

Lizzy has 30 coins that total $4.80. All of her coinsare dimes, D, and quarters, Q. Which system ofequations models this situation?1) D+Q=4.80.10D +.25Q = 302) D+Q=30.10D +.25Q = 4.803) D+Q=30.25D +.10Q = 4.804) D+Q = 4.80.25D +. 10Q = 30