Bob has a bag full of dimes and quarters. He has 20 coins worth $3.80. Which system of equations could be used to determine the number of dimes, d, and the number of quarters, q, in Bob's bag?

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asked Jul 5, 2022 105k views

20 votes

Bob has a bag full of dimes and quarters.

He has 20 coins worth $3.80. Which system of
equations could be used to determine the
number of dimes, d, and the number of
quarters, q, in Bob's bag?

Mathematics
college

Lachezar Raychev asked

by Lachezar Raychev

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1 Answer

11 votes

Answer:

x+y=20

.10x+.25y=3.80

Explanation:

Grigy answered Jul 11, 2022

by Grigy

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