8.FGR.7.4 Solving Systems by Substitution

Solving Systems By Substitution

Multiple Choice

What is the solution to this system of equations?

• (4, -1)
• (-1, 4)
• (-4, 1)
• (-4, -1)

Multiple Choice

x - 3y = -13
4x + 2y = 4

• (1, 4)
• (-1, -4)
• (-1, 4)
• (1, -4)

Multiple Choice

Solve the system using substitution.

$$-2x+5y=2\ and\ x\ =\ 3y+1$$  

• (4/11, 23/11) or        (2.09, 0.36)

• (1, 0)

• (-11,-4)

• (13, 4)

Multiple Choice

Solve the following system:

$$y=6x-11$$  

$$-2x-3y=-7$$  

• $$\left(2,\ 1\right)$$  

• $$\left(1,\ 3\right)$$  

• $$\left(2,\ 5\right)$$  

• $$\left(3,\ 2\right)$$  

Multiple Choice

x + 2y = 2

x = -4y + 2

• (-3, 0)

• (0, 2)

• (-3, -2)

• (2, 0)

Multiple Choice

Solve the system by substitution. 
-5x - 4y = -9
y = 6

• (3, 6)
• (6, -3)
• (-3, 6)
• (6.8, 3)