Algebraic Systems

Algebraic Systems

8th Grade

19 Qs

quiz-placeholder

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Algebraic Systems

Algebraic Systems

Assessment

Quiz

Mathematics

8th Grade

Practice Problem

Hard

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

Standards-aligned

Created by

Anthony Clark

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19 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve

4x+9y=28

-4x-y=-28

(-7,0)

(6,0)

(-6,0)

(7,0)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

7x - y = -10
-7x + 5y = -6

(-2, -4)

(-2, -1)

(-4, -1)

(6, -8)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the system:
2x + 3y = -2
3x - 2y = 23

(5, -4)

(-4, 5)

(-5, 4)

infinite solutions

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the system:
x + 6y = 17
x - 3y = 8

(5, 2)

(11, 1)

(1, 11)

no solution

Tags

CCSS.8.EE.C.8B

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

y = 2x + 1
3x + y = 16

x = 3

(2, 7)

(3, 5)

(3, 7)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the following systems of equations using substitution:


2y + x = -15

x = 3y

(-3, -9)

(-9, -3)

(-3, 9)

(9, -3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The first step in solving using the substitution method is __________.

get x by itself

get y by itself

get either variable by itself

add the equations together

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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