Katelyn went to the store and brought 2 shirts that were orginally $12 each, but got a 15% discount off each shir. If she has to pay 7% sales tax how much did se=he spend total?

Write the sentence as an equation. z plus 372 is equal to 160

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

Pls brainliest will be awarded if answer is correct