The first choice because of rise over run and y-intercepts
Answer:
The product is represented by Point A: -8.
Step-by-step explanation:
The expression is:

Compute the value of <em>X</em> as follows:


Consider the number line given below.
The value of <em>X</em> is represented by the point A.
Thus, the product is represented by Point A: -8.
1,290,845
hope this helps if not just let me know
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.