3 years ago

14. Danny works part-time at Tom's Toy Store. He

Mathematics

1 answer:

jarptica [38.1K]3 years ago

5 0

Answer:

21 hours in May, 63 hours in June

Step-by-step explanation:

<h3>Set up equations</h3>

m - May, j - June

m + j = 84
m = 1/3j

<h3>Solve by substitution, fin the value of j</h3>

1/3j + j = 84
4/3j = 84
j = 84*3/4
j = 63

m + 63 = 84
m = 84 - 63
m = 21

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