Yoko, Bob, and Chang have a total of $120 in their wallets. Bob has $10 less than Yoko. Chang has 3 times what Bob has. How much do they have in their wallets?

Question

asked Apr 1, 2021 127k views

1 Answer

Vincent T · Answer 1 · 2021-04-06T23:27:00+0000

Y + B + C = 120
Y = B + 10
C = 3B

Substitute:
(B + 10) + B + 3B = 120
5B + 10 = 120
5B = 110
B = $22

Y = B + 10
Y = $32

C = 3B
C = $66