Answer:
B. 0
Step-by-step explanation:
The circles do not intersect, tangents require intersection
Rate for Sally is 1 room per 8hrs
rate for Steve is 1 room per 7hrs
combined rate:
1/8 + 1/7 = 1/T
7/56 + 8/56 = 1/T
15/56 = 1/T
56/15 = T
3 11/15 = 3 hrs 44 min
(11+21)-(3-101)=(11+21-3-10=(11-3)+(21-101=8-18=53
Answer:
Step-by-step explanation:
(x,y)=(4,-1/2)
Answer: Long Division Calculator with Decimals
look this up see if it helps
Step-by-step explanation: