Answer:

Step-by-step explanation:
log(x) is the inverse function of an exponent. "log base 8 of xyz" means "what number do I have to raise 8 to, to get xyz". In this case, it means, "what number do I have to raise 8 to, to get x + 1". That's simple, it's just x + 1!
Answer:
Step-by-step explanation:
3b - 7 < 32
=> 3b < 32 + 7
=> 3b < 39
=> b < 39÷ 3
=> b < 13
Hope it helps !!!
Answer:
100
Step-by-step explanation:
Answer:
80
Step-by-step explanation:
25/120 ( since you are trying to find probability of a situation)=.2083
.2083*380=79.167 (just round it off to the nearest 1 which is 80).