For questions 11 – 15, sketch graphs that illustrate how a system of two quadratic equations with two variables can have the indicated number of solutions: 11. no solutions 12. exactly one solution 13. exactly two solutions 14. exactly three solutions 15. exactly four solutions

Solve with work adding cheese to a mcdonalds quarter pounder increases the fat content from 21g to 30g. what is the percent of change ?

The map shows the location of the airport and a warehouse in a city. though not displayed on the map, there is also a factory 112 miles due north of the warehouse.a truck traveled from the warehouse to the airport and then to the factory. what is the total number of miles the truck traveled?

Shelly bought a house five years ago for $150,000 and obtained an 80% loan. now the home is worth $140,000 and her loan balance has been reduced by $12,000. what is shelly's current equity?