Answer:
b. 18,650 should be the correct answer
Step-by-step explanation:
Answer:the first ans (f(x)=(1/x+2)+3
Step-by-step explanation:
Well you can just keep adding 55 =1hr until you get to 400 the same with 45
Answer:
n=13/7
Step-by-step explanation:
2n+4+6*2=-9*2+8(2n+1)
2n+4+12=-18+16n+8
16+18=16n-2n+8
34=14n+8
34-8=14n
26=14n
n=13/7