Mathematics, 28.01.2022 09:50 jenni333

Please hurry will give brainliest has 21 coins but they are only dimes and quarters she has $3 which system of equations can be used to determine the number of dimes and quarters she has?
A)d+q=21
0.1d+0.25q=3
B)d+q=3
0.1d+0.25q=21
C)d+q=3
d+25q=21
D)d+q=21
0.25d-0.1q=3

Answers: 3

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Please hurry will give brainliest has 21 coins but they are only dimes and quarters she has $3 whi...