Question

What is the y-intercept and slope of the follow
unction: 4x-5y=40

Answer 1

4x-5y=40

comparing with y=MX+C (equation of a straight line)

we have,

-5y= -4x+40

divide through by. -5

we have,

y= 4/5X - 40/5

therefore,

y= 4/5X - 8

Hence, 4/5 is the slope while -8 is the y-intercept