Graph the function with the given domain. Then identify the range of the function. 28. y=4 ; domain: x<=5
29. y=-6; domain: x>=5
30. y=2x+3;domain: -4<=x<=0
31. y=-x-1; domain: -1<=x<=3

(!answer example! y=-1/2x+4;domain: x>=. Ans: y<=4)

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?