Question
Devin has 20 blue envelopes. He has 18 fewer yellow envelopes than blue envelopes. He has 5 times as many green envelopes as yellow envelopes. How many envelopes does Devin have in all?
Answers
b = 20
y = b-18
g = 5y
Now find b+y+g
y = b-18
g = 5y
Now find b+y+g
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