III. Solve as required. Show your complete solution (10 points). Subtract 2a + 6b-10c from 5c + 2a - 12b. Show your solution here:

Solve - pv + 40 < 65 for v solve 7w - 3r = 15 for r

What is the value of r of the geometric series?

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.