Dentify the percent of change as an increase or decrease. Then find the percent change, round to nearest tenth if necessary. 2/8​ to 4/8​

dont know

step-by-step explanation:

tip $2.90

total $17.40

c

step-by-step explanation:

answer: c

substitute in the values.

for a:

f(0) = 0 + 9

f(0) = 9

a is a solution.

for b:

f(7) = 14 + 9

f(7) = 23

b is a solution.

for c:

f (3) = 6 + 9

f(3) = 15

c is not a solution. it's supposed to be 14.

for d:

f(2) = 4 + 9

f(2)= 13

d is a solution.