Easy System of Equation

• (2, -2)
• (2, 2)
• (-2, 2)
• (-2, -2)

• Infinitely Many Solutions
• No Solution

What is the solution to this system of equations? Solve using your graphing calculator.

• (7, -8)

• (-7, 8)

• (-7, -8)

• (7, 8)

________________ is a set of two or more equations that have the same variables.

• solution of a system

• elimination method

• system of equations

• table

The solution (x, y) to a system of equations is the point where they...? 

• Run off the graph

• Don't touch

• Intersect

• Exist

Solve the system of equations.

Use scrap paper/dry erase to work this out

      x + 5y = -27

-2x - 5y = 24

• (3, 6)

• (-3, -6)

• (-3, -4)

• (3, -6)

Solve the system using elimination. Use scrap paper/dry erase to work this out. -4x-2y=-12 4x+8y=-24

• (5,6)

• (6,-6)

• (6,-2)

• (4,-3)

Two equations that produce the same line have _____ solution(s).

• no

• one

• infinitely many

How many solutions does this system of equations have?

• one solution

• two solutions

• no solutions

• All of the above

What is the solution?
(Hint:  Both lines are graphed over each other)

• One Solution

• No solution

• Infinitely Many Solutions