3.1- 3.2 Quiz

Describe the system of equations. x + 2y = 10 4y = -2x + 20

• Consistent and Independent
• Consistent and Dependent
• Inconsistent

Describe the system of equations. 8x - y = 50 x + 4y = -2

• Consistent and Independent
• Consistent and Dependent
• Inconsistent

Describe the system of equations. 5x + 3y = -19 8x + 3y = -25

• Consistent and Independent
• Consistent and Dependent
• Inconsistent

Solve the system of equation by elimination and substitution. 3x + 4y = 8 x - 3y = -6

• (-6, 0)
• (-12, -2)
• (0,2)
• (2, 0.5)

Solve the system of equation by elimination and substitution. y - 3x = 13 y = 1/3 x + 5

• (-3, 4)
• (-1, 10)
• (3, 6)
• (-2, 7)

Which equations makes the graph true?

• y ≤ 3x -1 y ≥ -x +3
• y ≥ x -1 y ≥ -2x +4
• y ≥ 4x -1 y <-x +3
• y ≥ 3x -1 y ≤ -2x +3