Solve the following systems of equations by GRAPHING.

1.

      y = x + 1

 

2.  

      y = 2x +1

Solve the following system of equations by graphing: a) 9x - 3y = -18 and -3x + y = 9 b) 4x + 3y = 6 and x + 3y = -3 c) 6x - 3y = -12 and -2x + y = 4

How many solutions are there to the following system of equations? Explain your reasoning. -4x + y = -2 -16x = -4y + 4 Find the solution if possible Solve the following system of equations by graphing. -3x + 2y = -12 x - 4y = 4

Solve the following system of equations by graphing them. 3x - y = 3 7x + y= 7 Use the graphing tool to graph the system. Select the correct choice below and if necessary, fill in the answer box to complete your choice. The solution set is (Type an ordered pair.) There are infinitely many solutions. The solution is the empty set.