Question 972135
y=x^2+5x-9 
y=2x+1
Set the two equations equal to each other

2x+1=x^2+5x-9  Now collect terms and move all to one side
0=x^2 +3x -10  Factor
(x+5)(x-2)=10

x=-5, 2

 y=-9  when x=-5
y=5  when x=2
{{{ graph(300,300,-10,10,-20,20,x^2+5x-9,2x+1)}}}