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Mark and Don are planning to sell each of their marble collections at a garage sale. If Don has 3

more than 4
times the number of marbles Mark has, how many does each boy have to sell if the total number of marbles is 108?

Mark and Don are planning to sell each of their marble collections at a garage sale-example-1

1 Answer

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Answer:

M = 21

D = 87

Explanation:

D = Don

M = Mark

D = 3+ 4M

M +D = 108

M +(3 + 4M) = 108

3+4M = 108

105 = 5M

M = 21

Then we substitute:

D = 3 + 4M

D = 3 + 4(21)

D = 3 + 84

D = 87

Answer:

Don has 87, and Mark has 21.

Thanks!

User Ajithmanmu
by
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