How do you solve the system of equations by graphing # 3x + 9y = 30# and #-3x + y = 20# and then classify the system?
1 Answer
Aug 17, 2017
The graphical solution is the point where the two lines intersect. (-5,5)
Explanation:
In this case they are both equalities, so there is either one solution or no solution. Their is not a range or system of solutions.
