wafflewarriormg
20.10.2019 •
Mathematics
Leila, reuben, and scott have a total of 63 in the wallets. leila has 5 less than scott. reuben has 2 times what scott has. how much does each have
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Ответ:
R = Money that Reuben has
S = Money that Scott has
L = S - 5
R = 2S
L + R + S = 63
S - 5 + 2S + S = 63 [ substitute ]
4S - 5 = 63
4S = 68 [ add 5 both sides ]
S = 17
Scott has $17
L = 17 - 5 = 12
Leila has $12
R = 2(17) = 34
Reuben has $34
Ответ:
2x+y=-3
Step-by-step explanation: