A function with an input of 4 has an output of 10. Which of the following could not be the function equation?
O y = (2.5)x
Oy=x+6
O y= 2 x + 3
O y= 14 - x

How do the graphs of y = 1/x and y=5/x+6 compare?

Jordan rides his bike 6 7/15 miles every day to deliver newspapers and to go to and from school. if his ride to and from school is 4 3/10 miles, how many miles is the trip to deliver newspapers? 1 1/3 1 1/6 2 1/6 2 4/5

How do you use the elimination method for this question? explain, because i really want to understand!