Answer:
1.)
Step-by-step explanation:
When driving downwards, that is negative because you are subtracting. Then, when driving upwards, you are adding.
So you can set up proportion.

Here, you need to solve for C.
You can do that by multiple both sides by 360 and then you should get

Hope this helps.
Answer:
24x^2+112x+120
Step-by-step explanation:
distribute the 2
(6x+10)(4x+12)
foil it
24x^2+112x+120
Answer:
it depends how much the cds cost.