Reviewing Equivalent Equations and Solutions
Authored by Jennifer Wampler
Mathematics
9th - 12th Grade
CCSS covered
Used 2+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Can you conclude the two equations are equivalent?
5.2w + 4 = 6
15.6w + 12 = 18
yes
no
Tags
CCSS.8.EE.C.7A
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What valid move was made to the 1st equation to create the 2nd equation?
5.2w + 4 = 6
15.6w + 12 = 18
added 3 to both sides
divided both sides by 3
multiplied both sides by 3
added 12 to each side
Tags
CCSS.HSA.REI.A.1
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What valid move was made the the 1st equation to get the 2nd equation?
12 - 3y = 2y + 6
12 - 3y + 5 = 2y + 6 + 5
subtracted 5 from both sides
combined like terms
distributed
added 5 to both sides
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What valid move was made the the 1st equation to get the 2nd equation?
12 - 3y = 2y + 6
17 - 3y = 2y + 11
subtracted 5 from both sides
added 5 to both sides
no valid move was made
multiplied both sides by 5
Tags
CCSS.HSA.REI.A.1
5.
MULTIPLE SELECT QUESTION
2 mins • 3 pts
Select all of the following equations that are equivalent to
3c - 5 = 2c + 8
3c - 5 = 2(c + 4)
6c - 10 = 2c + 8
6c - 10 = 4c + 16
3c = 2c + 13
3c + 2c = -5 + 8
Tags
CCSS.8.EE.C.7A
6.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Are the two equations equivalent?
8w - 10 = 7w + 6
-10 + 8w = 7w + 6
yes
no
Tags
CCSS.8.EE.C.7A
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Find the error/bad move in the following problem.
3x + 5 + 2x = 25
Step 1: 5x + 5 = 25 combined like terms
Step 2: 5x = 30 added 5 to both sides
Step 3: x = 6 divided both sides by 5
Step 1
Step 2
Step 3
Tags
CCSS.HSA.REI.A.1
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