Solving Systems of Equations Opener

Solve for y.

y = 3x + 9

x = 5

• 21

• 9

• 24

• 15

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve for x.

x + y = 6

y = 4

• 2

• 4

• 6

• 3

Tags

CCSS.8.EE.C.7B

What are the coefficients in front of the x in the below equations?

4x + 2y = 6

3x - 2y = 7

• 4 and 3

• 2 and -2

• 6 and 7

Tags

CCSS.6.EE.A.2B

Can any of the coefficients below cancel out? If so, which ones?

4x + 2y = 6

3x - 2y = 7

• 4x and 3x

• 4x and -2y

• 2y and -2y

• None of the coefficients can cancel out

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Can any of the below coefficients cancel out? If so, which ones?

7x + 3y = 12

-3x + 4y = 10

• 7x and -3x

• 3y and 4y

• 3y and -3x

• None of the coefficients can cancel out

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What could be multiplied to the top equation to make x cancel out?

2x + 3y = 5

-4x + 5y = 8

• -2

• 2

• 3

• 5

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6