the sum of two numbers is at least 8, and some of one of the numbers and 3 times the second number is no more than 15

Marlow is comparing the prices of two trucks rental compaines company a charges $3 per hour and an addtional $75 as serivce charges company b charges $2 per hour and an additional $85 as serivce charges

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.

Dots sells a total of 279 t-shirts ($2) and shorts ($4). in april total sales were $670. how many t-shirts and shorts did dots sell?