Solving Linear Systems by Elimination 
Solve the following systems of linear equations and clearly state what the
point of intersection is
Show ALL of your work

a) 3 x+2 y=5
    x−2 y=−1

b) 2 x−y=3
    4 x−y=−1

c) 3 x+2 y=−1
   −3 x+4 y=7

d) 5 x+2 y=48
    x+ y=15

 Solving Linear Systems by Substitution 
Solve the following systems of linear equations and clearly state what the
point of intersection is
Show ALL of your work

a) 3 x+ y=7
−x+2 y=7

b) y=7 x+3
x−y=3

c) 2 x+3 y=8
x−2 y=−3

        Solving Linear Systems by Substitution 
Solve the following systems of linear equations and clearly state what the point of intersection is
Show ALL of your work

5x − y = −4
2x − 3y = 1

2 38. Use Gauss-Jordan Elimination to solve the system of linear equations marks + y + 2x = 1 2.0 + 2y + 4z = 2 - - y - 22 = -1 Express your answer in vector form. Show your work.