Erin
brent
number of steps
25,000
22,500
20,000
17,500
15,000
6 12,500
§ 10,000
7,500
5,000
2,500
1 2
3 4 5 6
time (days)
7
8
9
12. how many steps is erin taking per day?
1500 steps, per
adu
13. how many more steps is erin taking than brent
per day?

my guess would be b and d, but i didn’t actually get out the pen and paper. lol

the first option is the answer.

what are the

answer: -10

step-by-step explanation:

s(t) = 1 - 10t

s(x) = 1 - 10x

s(x + h) = 1 - 10(x + h)

            = 1 - 10x - 10h

s(x + h) - s(x) = 1 - 10x - 10h - (1 - 10x)

                      = 1 - 10x - 10h - 1 + 10x

                      = -10h

= -10