1.5c Solving Systems of Linear Equations

How many solutions does this system of equations have?

• no solution

• one solution

• infinite solutions

How many solutions does this system of equations have?

• no solution

• one solution

• infinite solutions

How many solutions does this system of equations have?

(There are two lines on the graph--one line is on top of the other line.)

• no solution

• one solution

• infinite solutions

You solve the system of equations by adding and subtracting (elimination) and you get 0=0

How many solutions are there?

• no solution

• one solution

• infinite solutions

Answer explanation

You solve the system of equations by adding and subtracting (elimination) and you get 0=6

How many solutions are there?

• no solution

• one solution

• infinite solutions

Answer explanation

You solve the system of equations by adding and subtracting (elimination) and you get 6=6

How many solutions are there?

• no solution

• one solution

• infinite solutions

Answer explanation

You solve the system of equations by adding and subtracting (elimination) and you get 6=2

How many solutions are there?

• no solution

• one solution

• infinite solutions

Answer explanation

You solve the system of equations by adding and subtracting (elimination) and you get the point (5, -6).

How many solutions are there?

• no solution

• one solution

• infinite solutions

Answer explanation

What method did they use to solve this system of equations?

• Graphing

• Substitution

• Adding and Subtracting (elimination)

What method did they use to solve this system of equations?

• Graphing

• Substitution

• Adding and Subtracting (elimination)