What is the domain of f(x)=√(x)?

The table can be used to determine the solution of equations, 2x − 2y = 6 and 4x + 4y = 28. which solution can be used to fill in both blanks in the table? (2, 5) (5, 2) (5, −8) (−8, 5)

1. a music store marks up the instruments it sells by 30%. a. if the store bought a guitar for $45, what will be its store price? b. if the price tag on a trumpet says $104, how much did the store pay for it? c. if the store paid $75 for a clarinet and sold it for $100, did the store mark up the price by 30%?

Jose correctly answered 80% of the questions on a language arts quiz. if he answered 16 questions correctly, how many questions were on the language arts quiz?