Justifying Equation Solving

Quiz

•

Mathematics

•

9th - 10th Grade

•

Practice Problem

•

Medium

•

CCSS

8.EE.C.7A, HSA.REI.A.1

Standards-aligned

Chelsea Taylor

Used 188+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which property justifies the work between step 1 and step 2?
$Step\ 1:\ \ \ \ \ 10-2k=k-5-3k$
$Step\ 2:\ \ \ \ \ \ 10-2k=-5-2k$

Distributive Property

Combine Like Terms

Multiplication Property of Equality

Division Property of Equality

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which property justifies the work shown?

$10-2k=-5-2k$
$10+0k=-5$

Distributive Property

Addition Property of Equality

Subtraction Property of Equality

Multiplication Property of Equality

Division Property of Equality

Tags

CCSS.HSA.REI.A.1

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which property justifies the work shown?

$-12-8x=-10x$
$-12=-2x$

Distributive Property

Addition Property of Equality

Subtraction Property of EQualoity

Multiplication Property of Equality

Division Property of Equality

Tags

CCSS.HSA.REI.A.1

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which property justifies the work shown?

$8n+42=8\left(n+5\right)$
$8n+42=8n+40$

Distributive Property

Addition Property of Equality

Subtraction Property of Equality

Multiplication Property of Equality

Division Property of Equality

Tags

CCSS.HSA.REI.A.1

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which property justifies the work shown?

$8n+42=8n+40$
$8n+2=8n$

Distributive Property

Addition Property of Equality

Subtraction Property of Equality

Multiplication Property of Equality

Division Property of Equality

Tags

CCSS.HSA.REI.A.1

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which property justifies the work shown?

$-2\left(w+2\right)=-2\left(w+5\right)+6$
$-2x-4=-2w-10+6$

Distributive Property

Addition Property of Equality

Subtraction Property of Equality

Multiplication Property of Equality

Division Property of Equality

Tags

CCSS.HSA.REI.A.1

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Lisa correctly solved an equation and got $10=-5$ as her answer. What type of solution does this equation have?

One Soluton

No Solution

Infiniite Solutions

Tags

CCSS.8.EE.C.7A

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Justifying Equation Solving

20 questions

Which property justifies the work between step 1 and step 2?
$Step\ 1:\ \ \ \ \ 10-2k=k-5-3k$
$Step\ 2:\ \ \ \ \ \ 10-2k=-5-2k$

Which property justifies the work shown?

$10-2k=-5-2k$
$10+0k=-5$

Which property justifies the work shown?

$-12-8x=-10x$
$-12=-2x$

Which property justifies the work shown?

$8n+42=8\left(n+5\right)$
$8n+42=8n+40$

Which property justifies the work shown?

$8n+42=8n+40$
$8n+2=8n$

Which property justifies the work shown?

$-2\left(w+2\right)=-2\left(w+5\right)+6$
$-2x-4=-2w-10+6$

Lisa correctly solved an equation and got $10=-5$ as her answer. What type of solution does this equation have?

Tiffany correctly solved an equation and got $6=x$ as her answer. What type of solution does this equation have?

Mark correctly solved an equation and got $-4=-4$ as his answer. What type of solution does Mark's equation have?

Nick correctly solved an equation and got $0=-2$ as his answer. What type of solution does Nick's equation have?

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Justifying Equation Solving

20 questions

Which property justifies the work between step 1 and step 2? Step 1: 10−2k=k−5−3kStep\ 1:\ \ \ \ \ 10-2k=k-5-3kStep 1: 10−2k=k−5−3k Step 2: 10−2k=−5−2kStep\ 2:\ \ \ \ \ \ 10-2k=-5-2kStep 2: 10−2k=−5−2k

Which property justifies the work shown? 10−2k=−5−2k10-2k=-5-2k10−2k=−5−2k 10+0k=−510+0k=-510+0k=−5

Which property justifies the work shown? −12−8x=−10x-12-8x=-10x−12−8x=−10x −12=−2x-12=-2x−12=−2x

Which property justifies the work shown? 8n+42=8(n+5)8n+42=8\left(n+5\right)8n+42=8(n+5) 8n+42=8n+408n+42=8n+408n+42=8n+40

Which property justifies the work shown? 8n+42=8n+408n+42=8n+408n+42=8n+40 8n+2=8n8n+2=8n8n+2=8n

Which property justifies the work shown? −2(w+2)=−2(w+5)+6-2\left(w+2\right)=-2\left(w+5\right)+6−2(w+2)=−2(w+5)+6 −2x−4=−2w−10+6-2x-4=-2w-10+6−2x−4=−2w−10+6

Lisa correctly solved an equation and got 10=−510=-510=−5 as her answer. What type of solution does this equation have?

Tiffany correctly solved an equation and got 6=x6=x6=x as her answer. What type of solution does this equation have?

Mark correctly solved an equation and got −4=−4-4=-4−4=−4 as his answer. What type of solution does Mark's equation have?

Nick correctly solved an equation and got 0=−20=-20=−2 as his answer. What type of solution does Nick's equation have?

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Which property justifies the work between step 1 and step 2?
$Step\ 1:\ \ \ \ \ 10-2k=k-5-3k$
$Step\ 2:\ \ \ \ \ \ 10-2k=-5-2k$

Which property justifies the work shown?

$10-2k=-5-2k$
$10+0k=-5$

Which property justifies the work shown?

$-12-8x=-10x$
$-12=-2x$

Which property justifies the work shown?

$8n+42=8\left(n+5\right)$
$8n+42=8n+40$

Which property justifies the work shown?

$8n+42=8n+40$
$8n+2=8n$

Which property justifies the work shown?

$-2\left(w+2\right)=-2\left(w+5\right)+6$
$-2x-4=-2w-10+6$

Lisa correctly solved an equation and got $10=-5$ as her answer. What type of solution does this equation have?

Tiffany correctly solved an equation and got $6=x$ as her answer. What type of solution does this equation have?

Mark correctly solved an equation and got $-4=-4$ as his answer. What type of solution does Mark's equation have?

Nick correctly solved an equation and got $0=-2$ as his answer. What type of solution does Nick's equation have?