Keegan and Margaret solved the system 4x - y = 5 and 4x + y = 3. Keegan says
there is no solution and Margaret says
the solution is (1, -1). Who is correct? Explain

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10

The ratio of the perimeters of two similar triangles is 4: 3. what are the areas of these triangles if the sum of their areas is 130cm2?

Zack and tia played chess for 50 min they put the chessboard away at 11: 20 when did they start