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Systems Using Substitution and Elimination Method

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Systems Using Substitution and Elimination Method
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

a method to solving a system of equations by getting rid of one of the variables first to solve for the other variable. 

Systems by Graphing

Systems by Substitution

Systems by Elimination

Systems by Drawing

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

a method of solving a system of equations by taking a variable out and replacing it with an expression.

Systems by Graphing

Systems by Substitution

Systems by Elimination

Systems by Drawing

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the solution to this system? Solve by substitution.
y= 4x + 3
2x - 3y = 21

(3,-9)

(-3,-9)

(-3,9)

(0,1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the system by substitution.

−x + 5y = 12

y = −2x − 2

(−2, −7)

(−2, 2)

(−2, −2)

(2, −2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

3x + y = 4
x + 2y = -2

(2,2)

(-2,-2)

(2,-2)

(-2,2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve using substitution or elimination. −4x − 2y = −12 4x + 8y = −24

(5,-5)

(6,-6)

No solution

Infinitely many solutions

Tags

CCSS.8.EE.C.8B

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Solve:
x + y = 4
-5x - 6y = -18

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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