Flashcardizz: Lesson 20 and 21 Review

Flashcard
•
Mathematics
•
6th - 9th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Solve x + 43 = 91
Back
x = 48
2.
FLASHCARD QUESTION
Front
How would you solve 5x = 30?
Back
Divide by 5 on both sides.
3.
FLASHCARD QUESTION
Front
Is 9 a solution for x in the equation 3x = 12?
Back
No
4.
FLASHCARD QUESTION
Front
Cheryl gets paid $8 per hour for her job at the record store. She made a total of $96 last week. Which equation models this situation?
Back
8h = 96
5.
FLASHCARD QUESTION
Front
Solve 14x = 84
Back
x = 6
6.
FLASHCARD QUESTION
Front
What is the first step to isolate x in the equation x + 5 = 12?
Back
Subtract 5 from both sides.
7.
FLASHCARD QUESTION
Front
What does it mean for a number to be a solution of an equation?
Back
It means that when the number is substituted for the variable, the equation is true.
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