How do you solve #x+3y=6#, #4x-5y=7# by graphing?
1 Answer
Jun 14, 2018
#x=3, y=1#
Explanation:
We seek a graphical solution of:
# \ \ x+3y=6 => y = (6-x)/3#
#4x-5y=7=> y = (4x-7)/5#
Thus we graph each of the functions on the same axis:
graph{(x+3y-6)(4x-5y-7)=0 [-10, 10, -5, 5]}
And we look for the point of intersection an we conclude the intersection is
