Solve for x: 3 + x = 21
One-Step Equations

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Mathematics
•
5th - 10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
x = 18
2.
FLASHCARD QUESTION
Front
If 5x = 25, what is the first step to solve for x?
Back
Divide by 5 on both sides
3.
FLASHCARD QUESTION
Front
Solve for x: 6x = -42
Back
x = -7
4.
FLASHCARD QUESTION
Front
Solve for x: x + 5 = 25
Back
x = 20
5.
FLASHCARD QUESTION
Front
What is the inverse operation of division?
Back
Multiplication
6.
FLASHCARD QUESTION
Front
What is a one-step equation?
Back
An equation that can be solved in one operation.
7.
FLASHCARD QUESTION
Front
What does it mean to isolate a variable?
Back
To get the variable alone on one side of the equation.
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