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Solving Systems of Equations

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Solving Systems of Equations
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

To eliminate a variable in the system, should you add the equations or subtract the equations?

Add

Subtract

Neither

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What would be the first step in finding the solution using elimination?

you cannot solve this using elimination

cross out the 2x and 3x

Add the like terms. The y terms will zero out.

change to slope intercept form and graph

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Amy sold 10 packages of sugar cookies and 2 packages of oatmeal cookies for $56. Adam sold 9 packages of sugar cookies and 3 packages of oatmeal cookies for $60. What is the price of 1 pack of sugar cookies and 1 pack of oatmeal cookies?

Sugar Cookies $5 
Oatmeal Cookies $3

Sugar Cookies $4
Oatmeal Cookies $8

Sugar Cookies $2
Oatmeal Cookies $6

Sugar Cookies $3
Oatmeal Cookies $6

Tags

CCSS.8.EE.C.8C

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Your family goes to a restaurant for dinner. There are 6 people in your family. Some order the chicken dinner for $14.80 and some order steak for $17. If the total bill was $91, how many of each kind of dinner was purchased?

3 chicken, 3 steak

5 chicken, 1 steak

1 chicken, 5 steak

4 chicken, 2 steak

Tags

CCSS.8.EE.C.8C

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the following system of equations. What is the point of intersection of the two lines?

y = 2x - 2 and y = 4

(-3, 4)

(3, 4)

(4, 3)

(4, -3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the following system of equations. What is the point of intersection of the two lines?

y = 2x and y = -x + 6

(2, 4)

(6, 12)

(3, 6)

(-2, 4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the following system of

equations. What is the point of intersection of the two lines?

y = x + 9 and 4x + 7y = 19

(-4, 5)

(4, 13)

(4, -5)

(5, -4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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