Which expression has a value of 48?
a) (4+5) ･3²-9÷3²
b) 4+5 ･(3²-9) ÷3²
c) 4+5 ･3² (-9÷3²)
d) 4+5 ･3² -9÷3²

Will give a: 122 b: 90 c: 48 d: 180

Graph the system of equations on your graph paper to answer the question. {y=−x+4y=x−2 what is the solution for the system of equations? enter your answer in the boxes.

Abook store is having a 30 perscent off sale. diary of the wimpy kid books are now 6.30 dollars each what was the original price of the books