Given:

Sol:
Area of picture is:

If the cost $10 per square inch then price of 15 square inch is:

If the quadruple of dimension that mean:

So area is:

So price is:
Did you try to watch the video for a hint? Volume is a very hard thing to learn and hints are always good
Answer:
64 + c = 120
Step-by-step explanation:
120 - 64 = 56 t therefore c = 56
Answer:
1. RS= slope of 5/2
2. Pt= slope of -6/1 or -6
3.PQ= slope of 1/5
4. TS=slope of 0
5. QR= slope of -1/2
Step-by-step explanation:
Rise / run then simplify