Systems Algebraically

Systems Algebraically

9th Grade

10 Qs

quiz-placeholder

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Systems Algebraically

Systems Algebraically

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Hard

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

Standards-aligned

Created by

Anthony Clark

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

2x - y = 0

4x - y = 0

(1,2)

(0,0)

No Solutions

Infinite Solutions

Tags

CCSS.8.EE.C.8B

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The substitution method will be used to solve this system of equations.
Which equation would lead to a correct solution with this method?

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When solving a system algebraically, which expression indicates there is 1 solution?

2=2

-2=6

x=7

0=0

Tags

CCSS.8.EE.C.8B

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When solving a system algebraically, which expression indicates there are infinite solutions?

Tags

CCSS.8.EE.C.8B

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Multiply the second equation by 2 and the result to the first equation.

Multiply the second equation by -2 and the result to the first equation.

Multiply the first equation by 7 and the second equation by -5 and add the resulting equations.

Multiply the first equation by -7 and the second equation by -5 and add the resulting equations.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

2x + 6(-5x) = -3

2x - 5x = -3

y + 6(-5y) =-3

2(-5x) + 6y = -3

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which answer has a correct first step for this system:

The variable is already isolated, so we've already solved the system.

The variable is already isolated for y, so we substitute it in the first equation and solve for x

3x + 3(3x + 5) = 3

Free sha vaca doo

The variable is already isolated for y, so we substitute it in the second equation and solve for x

y = 3(3x + 3y) = 3

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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