Solving Systems

x-y=11
2x+y=19

• (10,-1)

• (-1,10)

• (3,-4)

• (6,7)

Solve the following system by graphing.  What is the solution?

• Infinite number of solutions

• (3, 3)

• (3, -3)

• (-3, 3)

-4x-2y=-12
4x+8y=-24

• (5,6)

• (6,-6)

• (6,-2)

• (4,-3)

^{What is the solution?} 

• 1

• -2

• (1, 2)

• (1, -1)

Solve the system of linear equations algebraically:
{ 3x - y = 7
2x + y = 1 }

Solve the system of linear equations algebraically:
{ 2x + 3y = 6
x - y = 2 }