S1=$70/20gal=$3.50 per gallon
s2=$33.50/(50/4)gal=$2.68 per gallon
s3=$48.75/(15+8)gal=$2.12 per gallon
So supplier #3 has the best deal.
Answer:c
Step-by-step explanation:
Hey!
Let's write the problem.

Add like terms...

Add

to both sides.


Divide both sides by

.

Our final answer would be,

Thanks!
-TetraFish
Answer:
A = 2/11
Step-by-step explanation:
22A= 4
(22A)/22 = 4/22
A = 4/22 = 2/11
Answer:
why is it upside down
Step-by-step explanation: