Braden bought 18 pencils for $4.50. let x represent the number of pencils purchased, and let y represent the total cost. just give me the coordinate points and i'll plot it.

Braden bought 18 pencils for $4.50.

If x represents the number of pencils purchased, and y represents the total cost, then

x=18,

y=4.50

and

point (x,y) will have coordinates (18,4.5).

(18,4.5).