Answer:
47/100
Step-by-step explanation:
47 = 0.47 = 47/100
It is probably 21x-3y= -2
12f-5f²+6f+10f²= 10f²-5f²+12f+6f=5f²+18f
$2.80
1.05/3 =0.35 price per unit
0.35*8
