Math Help - Help solve this simultaneous equation

1. Help solve this simultaneous equation

Can someone show me how to do this question. Thanks heaps

y=x^2-3x-2
y=2x+4

2. Originally Posted by GAVREED2
Can someone show me how to do this question. Thanks heaps

y=x^2-3x-2
y=2x+4
so you can write:

$y = y$

$x^2-3x-2 = 2x+4$

$x^2-3x-2 -2x-4=0$

$x^2-5x-6 = 0$

can you solve this quadratic equation for x?