Answer:
First, third, and fourth one would be the answers.
I hope I helped you^_^
unit rate would be miles per hour
so divide 210/3 = 70
$24
Step-by-step explanation:
1/4x + 1/3x + 8 = 22
1/4x + 1/3x = 7/12x
7/12x + 8 = 22
22 - 8 = 14
7/12x = 14
14/ 7/12
x = 24
D