solving for a variable
Flashcard
•
Mathematics
•
7th - 8th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the first step to solve the equation 5x - 8 = 32?
Back
Add 8 to both sides.
2.
FLASHCARD QUESTION
Front
What is the next step after simplifying 5x = 40?
Back
Divide both sides by 5.
3.
FLASHCARD QUESTION
Front
What does the equation IR = V represent?
Back
It represents Ohm's Law, where I is current, R is resistance, and V is voltage.
4.
FLASHCARD QUESTION
Front
How do you isolate a variable in an equation?
Back
You perform inverse operations to both sides of the equation.
5.
FLASHCARD QUESTION
Front
What is the solution to the equation ?
Back
x = 20.
6.
FLASHCARD QUESTION
Front
How do you solve for R in the equation IR = V?
Back
R = \frac{V}{I}.
7.
FLASHCARD QUESTION
Front
What is the final step in solving the equation 5b - 6 = 24?
Back
Divide both sides by 5.
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