A) The first graph
Correct on Edge
You can buy 3 sandwiches for $4.95 or 4 sandwiches for $6.72. Which is the better buy?
2 answers:
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Sorry about the drawing but the line starts at the origin of the graph and since it is -x which means it has a negative slope. So the line would start at the origin going down by the slope of -1. hope this makes sense
