Answer:
Use a graphing calc or desmos to help guide you.
Step-by-step explanation:
Answer:
$36
Step-by-step explanation:
20x.80=16
20+16=36
Hence, the original price is $36
Isolate z by itself:

To simplify variables with powers, subtract the smaller power from the bigger power:


The exponent will be
-3.
Question 1. Raquel sold 18 tickets since if you do 54-22-14 you would get 18
(c)
Cross multiply.
14/12=x/18
14 x 18 = 252
252/12= 21
so x=21