1 is not a function. 2 is not. 3 is not. 4 and 5 are functions. 6 is not.
Answer:
6+8t
Step-by-step explanation:
Answer:
x=31
Step-by-step explanation:
4+ sqrt (x+5) = 10
Subtract 4 from each side
4 -4+ sqrt (x+5) = 10-4
sqrt(x+5) = 6
Square each side
(sqrt(x+5))^2 = 6^2
x+5 = 36
Subtract 5 from each side
x+5-5 = 36-5
x = 31
Answer:
5 weeks
Step-by-step explanation:
12x + 105 = 165 ---> subtract 105 on each side-----> 12x = 60----> divide by 12 on each side -----> x = 5