Answer:
c = 9
Step-by-step explanation:
-2c = -18
/-2 /-2 (Divide both sides by -2)
_______
c=-9
-2c=18
divide the whole thing by -2
4.6 inches
hope it helps
11.5 x 1.4 = 16.1
16.1 - 11.5 = 4.6
if you plug in 100 and 121 in the function, it equals 10 and 11.
Therefore your avereage rate of 1
and 
