Isolate the Variables

Isolate the Variables

9th Grade

15 Qs

quiz-placeholder

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Isolate the Variables

Isolate the Variables

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Hard

CCSS
6.EE.B.7, 7.EE.B.4A, 6.EE.A.2B

+5

Standards-aligned

Created by

Anthony Clark

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A symbol, usually a letter, used to represent a number in mathematical expressions or sentences.

term

constant

variable

equation

Tags

CCSS.6.EE.A.2B

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

To set apart, detach, or separate.

term

constant

isolate

equation

Tags

CCSS.6.EE.B.7

3.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Isolating a variable in a literal equation requires the use of ______ to undo the operations connected to it.

an eraser

inverse operations

apps that solve it for you

Tags

CCSS.HSA.CED.A.4

4.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

Which set of steps can you use to isolate y in the equation?

IN THIS ORDER:

Divide both sides by 7.

IN THIS ORDER:

Subtract 2x on both sides.

Divide both sides by 7.

IN THIS ORDER:

Subtract 7y on both sides.

Divide by 2 on both sides.

Tags

CCSS.HSA.REI.B.3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

To solve an equation, the goal is to __________ the variable on one side.

Evaluate

Leviate

Isolate

Reciprocate

Tags

CCSS.6.EE.B.7

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve for y in terms of x: 3x - 4y = 10

y = -3x + 10

y = 0.75x + 2.5

y = -3/4x + 10

y = 3/4x - 2.5

Tags

CCSS.6.EE.C.9

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In the equation
x + 7 = 12
7 is being added to the variable, x. How should you show your work to isolate the variable and solve the equation? 

Subtract 7 from both sides. The solution is x = 5.

Add 7 to both sides.
The solution is x = 19.

Multiply both sides by 7 The solution is x = 84.

Tags

CCSS.6.EE.B.7

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