If QR = 2x, RS = x + 7, and QS = 16, what is QR?
2x
R
x + 7
S
16

The function a represents the cost of manufacturing product a, in hundreds of dollars, and the function b represents the cost of manufacturing product b, in hundreds of dollars. a(t) = 5t + 2 b(t) = 7t - 2t +4 find the expression that describes the total cost of manufacturing both products, a(t) + b(t). a. 7t^2 - 7t + 2 b. 7t^2 + 3 +6 c. 7t^2 + 7t - 6 d. 7t^2 - 3t + 6

Combine the information in the problem and the chart using the average balance method to solve the problem.

Which of the following best describes the delian problem?