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Systems of Equations by Graphing, Substitution, Adding or Subtracting

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Systems of Equations by Graphing, Substitution, Adding or Subtracting
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15 questions

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1.

DRAW QUESTION

1 min • 14 pts

A group of students on a field trip. If the group takes 3 vans and 1 car, 22 students can be transported. If the group takes 2 vans and 4 cars, 28 students can be transported. How many students can fit in each van?

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Answer explanation

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Read the problem, underline and write important keywords. Set a system of linear equations using the given information.

Tags

CCSS.8.EE.C.8C

2.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

What is the solution for the following system of equations?

5x + 7y =3

2x + 3y =1

(-2, 1)

(2, -1)

(1, -2)

(-1, 2)

Answer explanation

To solve systems of equations either use the graphing, substitution, or elimination method.

Write answered in ordered pair (x, y).

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3.

OPEN ENDED QUESTION

1 min • 5 pts

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Can a system of two linear equations have exactly two solutions? Explain

Evaluate responses using AI:

OFF

Answer explanation

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Two lines intersect in no points, one point, or an infinite number of points .

Tags

CCSS.8.EE.C.8B

4.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

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Which best describes a system of equations that has no solution?

consistent, independent

inconsistent, dependent

consistent, dependent

inconsistent

Answer explanation

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A system of equations that has no solution is inconsistent.

Tags

CCSS.8.EE.C.8B

5.

FILL IN THE BLANKS QUESTION

1 min • 2 pts

Systems of equations can be solved in more than one way either by graphing, substitution, or elimination, which method do you prefer?

(a)  

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6.

DRAW QUESTION

1 min • 7 pts

Solve the following of equations using elimination. What is the value of y?

2x + 3y =105

x + 2y = 65

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Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

a method used to solve systems of equations by graphing the equations and looking for points of intersection

substitution method

graphing method

elimination method

Tags

CCSS.8.EE.C.8B

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