Please Help! It's for e d g e n u i t i y. Given a graph of a system that has exactly one solution, how would you estimate the solution to the tenths place? Explain the process.

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?

In angle pqr find the measure of

2x minus y equals 6, x plus y equals negative 3