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.
Amount that trouvaughn paid : $0.80b
ten dollar bill = $10
so $(10-0.80b)
<span>(3,5),
(5,8),
(6,13)
------
(14,26)/3
then use the point slope form of a line to find equation of line
</span>

<span>
Find y-intercept for x = 0.
</span>

<span>
</span>
Answer: the width is 150
Step-by-step explanation: