Answer:
x+y ≤ 20
7.50x+6y ≥ 92
x = dog walking in hours
y = car washing in hours
yes I think so
Step-by-step explanation:
7*8*4/2
112
$18.51
23.42×.21= 4.91 then 23.42-4.91= your sale price which is $18.51