Ethan buys a video game on sale. If the video game usually costs $39.99, and it was on sale for 20% off. How much will Ethan save?

How much did Ethan pay for the game?

This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3

If eh = hg and hg=16, find the diameter of k

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