Question 259987
4x-5y=20
-5y=-4x=20
y=-4x/-5-20/-5
y=4x/5+4 
y intercept (0,4)
Set y=0 & solve for the x intercept.
0=4x/5+4
4x/5=-4
4x=-20
x=-20/4
x=-5 
x intercept (-5,0)
{{{ graph( 300, 200, -6, 5, -10, 10, 4x/5 +4) }}} (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, 4x/5 +4).