6r - 3t = 6 /*8
6r + 8t = - 16 /*3
48r - 24t = 48
48r + 24t = - 48
---------------------- +
96r = 0
r = 0
t = ( -16 + 6r)/8 = - 16/8 = - 2
Answer:
is c
Step-by-step explanation:
The lowest common multiple of 2 and 7 is 14, so 14 days will pass before he does both chores again.
Answer:
1/1
Step-by-step explanation: