Which of the following points are on the line given by the equation y = 1x?
check all that apply.
a. (4,2)
b. (-2,-1)
c. (2.1)
d. (-2,1)
e. (3,15)
f (3,6)

Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?