Practice Solving Systems by Substitution

The first step in solving using the substitution method is __________.

• get x by itself
• get y by itself
• get either variable by itself
• add the equations together

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system.

• (3,7)

• (3,-7)

• (-3,7)

• (4,7)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system.

• (-8,2)

• (8,-2)

• (-2,-8)

• (-8,-2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the System.

• (-1,-7)

• No Solution

• (2,-7)

• (-1,7)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system.

• Infinite Solutions

• (-1,6)

• (-6,7)

• (7,-6)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system.

• (8,-1)

• (-7,-7)

• (1,8)

• (1,0)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system by substitution.
 
5x + 4y= −14
y =  −7x  −  15 

• (-2, -1)
• (1, -2)
• (-2, 1)
• (-1, -2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system.

• No Solution

• (-1,-1)

• (1,-4)

• (-6,1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system.

• (-2,-6)

• (2,6)

• (2,-6)

• (2,-5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system.

• (-3,-8)

• (-3,8)

• (-3,-5)

• No Solution

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6