
remember
(ab)/(cd)=a/c times b/d
also

split it up with like terms

times

do subtraction
for a's
12-2=10
b's
8-4=4
answe is

first one
Answer:
32,886
Step-by-step explanation:
32,886 is the answer because if you multipy (and you are supposed to when doing area) you will get 32,886
Substitution or elimination