X+ y = 8
1/2x - 1/2y = 3

do these equations have one solution, no solution, or infinitely many solutions?

Bob’s bank charges him a $3.15 service fee every time he uses an out-of-network atm. if bob uses an out-of-network atm an average of three times every two weeks, how much will he pay in service fees over the course of a year? a. $327.60 b. $109.20 c. $491.40 d. $245.70 select the best answer from the choices provided a b c d

The heaviest 16% of all men in weight weigh more than how many pounds ?

Assemble the proof by dragging tiles to the statements and reasons column