Question

I need help :(what is y=2x + 9 y=6 - x on a graph??

Answer 1

You have the following system of equations:

y = 2x + 9

y = 6 - x

The graph of the previous line is shown below:

In the previous graph, the red line is y=2x + 9 and the blue line is y=6-x.

The intersection point is (-1,7)