Search Header Logo

Equation Solving Justification

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Equation Solving Justification
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

    Content View

    Student View

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which property of real numbers justifies the work shown from Step 1 to Step 2?

Distributive Property

Commutative Property

Identity Property

Associative Property

Tags

CCSS.HSA.REI.A.1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Taylor correctly solved an equation and got 3x = 3x as his answer. What type of solution does this equation have?

One Solution

No Solution

Infinite Solutions

Tags

CCSS.8.EE.C.7A

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Brian correctly solved an equation and got 8 = -11 as his answer. What type of solution does this equation have?

One Solution

No Solution

Infinite Solutions

Tags

CCSS.8.EE.C.7A

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Sally correctly solved an equation and got w = 15 as her answer. What type of solution does this equation have?

One Solution

No Solution

Infinite Solutions

Tags

CCSS.8.EE.C.7A

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the Error
What error did the student make when solving the equation:
1/5x + 6 = 3/5x + 5
1x + 6 = 3x + 5
-2x + 6 = 5
-2x = -1
x = 1/2

The student found an incorrect common denominator

The student did not multiply all terms by the common denominator

The student did not use opposite operations appropriately

The student did not correctly eliminate the variable from one side of the equation

6.

DRAG AND DROP QUESTION

1 min • 1 pt

Media Image

Step 1) GIVEN

Step 2) ​ (a)  

Step 3) ​ COMBINE LIKE TERMS

Step 4) SUBTRACTION PROPERTY

Step 5) ​ (b)  

Step 6) ​ DIVISION PROPERTY

Step 7: SIMPLIFY

DISTRIBUTIVE PROPERTY

COMBINE LIKE TERMS

MULTIPLICATION PROPERTY

ADDITION PROPERTY

SUBTRACTION PROPERTY

DIVISION PROPERTY

Tags

CCSS.HSA.REI.A.1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Sarah incorrectly solved the equation -6(7n+7)=-294 as shown.

Step 1: -6(7n + 7) = -294
Step 2: -42n - 42 = -294
Step 3: -42n = -336
Step 4: n = 8
Between which two steps did Sarah make a mistake?

Step 1 and Step 2

Step 2 and Step 3

Step 3 and Step 4

Tags

CCSS.HSA.REI.A.1

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?