One group of hikers hiked at a steady rate of 6.5 kilometers per hour for 4 hours. The function f(t)
represents the distance this group of hikers hiked
in t hours.
The graph shows the distance a second group of
hikers hiked, g(t) (in kilometers), as a function of
t (in hours).

i used to know but i learned it a long time ago sorry

step-by-step explanation:

it costs $20 to interview each person for a survey. find the cost to obtain a +- 3% margin of error.

step-by-step explanation:

copy and paste, put it in google

x is greater than 5

step-by-step explanation:

2x+7 is greater than 17

    -7                           -7

2x is greater than 10

divide by 2 each side

x is greater than 5