Solving Systems of Linear Equations All Methods

Solve the given system by using substitution method.

• Infinite number of solutions

• x = 0, y = 7

• x = -5, y = -7

• x = 5, y = 7

• no solution

Solve the given system by using substitution method:

x = 3y -13

4x + 2y = 4

• x = 1, y = 4

• x = -1, y = -4

• x = -1, y = 4

• x = 1, y = -4

Use elimination method to solve the system below.

4x + 8y = 20

-4x + 2y = -30

• (-7,1)

• (2,-5)

• (-2,5)

• (7,-1)

Using the elimination method, determine the solution to the system below.

x - y = 11

2x + y = 19

• x = 10, y = -1

• x = -1, y = 10

• x = 3, y = -4

• x = 6, y = 7

What is the solution?

• (1, -1)

• (-1, 1)

• (0, -2)

• (2, 0)

How many solutions does this system have?

• No solution

• One Solution

• I Don't Know

• Infinitely Many Solutions

• (3,-7)

• No solutions

• Infinitely many solutions

• (5,11)

Using Substitution, solve for the following system of linear equations: y = 2x + 5 y = 4x + 9

• (-2, 1)

• (-2, -1)

• (2, -1)

• (2, 1)

When solving a system of equations algebraically, which statement results in infinite solutions?

• 4 = 7

• 2 = 2

• -3 = 3

• all of the above

When solving a system of equations algebraically, which statement results in no solution?

• 4 = 7

• 2 = 2

• x = 5, y = 2

• (0, 0)