HW: week ending 3/22

Will the solution (-3, -7) make the following system of equations a true statement?

y = 4x + 5

y = x – 4

• YES

• NO

What is the solution to this system?

y = 2x + 1

y = 4x - 1

• (1,3)

• (-1,-3)

• (-1,3)

• (3,1)

Solve the following system by graphing.  What is the solution?

• Infinite number of solutions
• (3, 3)
• (3, -3)
• (-3, 3)

^{What is the solution?} 

• 1
• -2
• (1, 2)
• (1, -1)

What is the solution to the system?

• (6, 8)
• (8, 6)
• (-6, 8)
• No solution

What is the solution to the system of equations? 
y = 3x - 8
y = 4 - x

• (3,1)
• (1,3)
• (-3,1)
• (3,-1)

Which of the following is not a method to solve systems?

• Elimination
• Difference of Squares
• Substitution
• Graphing

A system of equations with one solution will have lines that...

• are the same

• cross in one place

• are parallel and never touch

Lesly graphed two lines in order to find the solution to a given system of equations.
What is the solution?

• (-3,-8)
• (-8,-3)
• (3,-8)
• (8,3)

Solve the following system by graphing.  What is the solution?

• (-4, 2)
• (4, 2)
• (2, -4)
• (2, 4)