Increasing and Decreasing function, solve 8 and 9

y = 0.77(x)

step-by-step explanation:

the jacket retains this value after 23% cut or retains 77% of original value. plug original 87 jacket price for x and the remaining value should be y.

use this formula:

p(a\b) = p(a and b)/p(b).

take it from here.

lo98765432wqasdfghjkloi87654567890

step-by-step explanation:

after going and makeing graphs i would go with a,

there is nothing that is matches the graph. if there was i would show you. but therefore my answer is a.

hope i

-lavira: )