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Solving Equations with Variables on Both Sides

Mathematics

9th - 12th Grade

CCSS covered

Used 114+ times

Solving Equations with Variables on Both Sides
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6 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve the equation
12x - 15 = 3(2x + 3)

x = 4
x = -4
x = 2
x = -2

Tags

CCSS.HSA.REI.B.3

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

7w + 5 = 3w - 15

w = 5

w = -2

w = 2

w = -5

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.CED.A.1

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Find the error in the problem below
19 - 2k = 3k - 1
     +3k   +3k
19 + 1k = -1
-19           -19
k = -20

They should have divided by 1 for the last step
They should add 19 instead of subtracting 19
I can not find an error
Instead of adding 3k they should subtract 3k

Tags

CCSS.HSA.REI.A.1

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Is the solution below correct?
5d = 2d - 18
-2d   -2d
3d = -18
d = 6

Yes
No

Tags

CCSS.8.EE.C.7B

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve: 2(4x - 3) - 8 = 4 + 2x

5/3
3
1
2

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.CED.A.1

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the first step to solve this equation:
11 - 3x = 44

Add 3 to both sides
Subtract 11 from both sides
Add 11 to both sides
Divide 3 on both sides.

Tags

CCSS.7.EE.B.4A

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