Which equation is represented by the graph below
2 answers:
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when running a line, in a right-triangle, from the 90° angle perpendicular to its opposite side, we will end up with three similar triangles, one Small, one Medium and a containing Large one, from where we can use proportions to get their sides, so Check the picture below.
The shirts are 12.75 for 3 so we can write a ratio of 
To get the price of the shirts, one needs to divide , which will tells use what the unit price is per shirt. The price per shirt is $4.25