Question

If a graph of y=-4x+2 we’re changed to a graph of y= - 4x+5, how would the y- intercept change ?

Answer 1

The y-intercept would elevate up the y-axis by 3

This is because the y-intercept in y= -4x+2 is 2 and when you change it to y= -4x+5 you are moving the intercept to a y of 5.