Systems of Equations by Substitution

Systems of Equations by Substitution

8th Grade

11 Qs

quiz-placeholder

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Systems of Equations by Substitution

Systems of Equations by Substitution

Assessment

Quiz

Mathematics

8th Grade

Medium

CCSS
8.EE.C.8B, HSA.REI.C.7, HSA.REI.C.6

Standards-aligned

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11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Solve:

x = -3y - 17

2x + 3y = -7

(1, -20)

(10, 0)

(-5, -2)

(10 , -9)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

2.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

What is the solution to the system of equations?

y = 3x - 8

y = 4 - x

(3,1)

(1,3)

(3,-1)

(3,-1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Solve the system of equations.

y = -5x

x + 3y = 28

(-6, 30)

(-2, 10)

(-2, 39)

No solution

Infinite solutions

Tags

CCSS.HSA.REI.C.7

4.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Solve:

y = 8x+1

y = 6x+3

(1, 9)

(4, 14)

(0, 1)

(1, 4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

y = -6x + 5

-2x + y = 5

(-3, -6)

(0, 3)

(0, 5)

(-3, 5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

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

7.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Solve:
y = 2x -11
-3y = -6x -15

(-1.5,-4)
(1.5,4)
No solution (parallel lines)
Infinitely many solutions

Tags

CCSS.8.EE.C.8B

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