Solving Three Systems of Equations

What is the solution to this graph above?

• (6,-4)

• (-4,-6)

• (4,6)

• (-6,-4)

Tags

CCSS.8.EE.C.8B

Solve by substitution:

x=2y-3

3x-7y=-14

• y=-3

• y=7

• y=-12

• y=5

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Which of the following is the first step to solve the given system of equations using the substitution method?

• First isolate a variable it does not matter which one.

• First you should solve the first equation for x.

• First you should eliminate the y-variable.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Which of the following is the solution to the given system of equations?

• (5, -7, 12)

• (5, 7, 2)

• (5, 14, 16)

• (-7, 5, 8)

Solve the system. 

• (5, -6, 3)

• (2, 3, -1)

• (-4, 2, 5)

• No Solution

Solve the system.

• (3, -2, 4)

• (2, -3, 1)

• (-3, 2, -1)

• Infinitely many solutions

Solve the system.

• (1, 2, -2)

• (1, -3, -2)

• (-1, 3, 2)

• No Solution

Solve the system.

• (2, -2, 3)

• (2, 1, 4)

• (-2, 2, -3)

• No Solution

What is the solution to the given system of equations?

• (6, 3, 9)

• (-3, 6, 1)

• (9, 6, 1)

• (1, 9, 3)

Which of the following is the solution to the given system of equations?

• (25, -5, -5)

• (5, 10, -5)

• (5, 20, -5)

• (25, 15, -5)