Question 371363
  <pre><font size = 3 color = "indigo"><b>
Hi,
2x-y-1=0    y = 2x-1
2x+y = 9    y= -2x + 9
(2.5,4)
{{{drawing(300,300, -6, 6, -6, 6, grid(1)
graph( 300, 300,  -6, 6, -6, 6,2x-1,-2x+ 9))}}}