One and two step equations

Flashcard
•
Mathematics
•
8th Grade
•
Hard
+1
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a one-step equation?
Back
A one-step equation is an algebraic equation that can be solved in a single step, typically involving addition, subtraction, multiplication, or division to isolate the variable.
Tags
CCSS.6.EE.B.7
2.
FLASHCARD QUESTION
Front
What is a two-step equation?
Back
A two-step equation is an algebraic equation that requires two operations to isolate the variable, usually involving a combination of addition or subtraction followed by multiplication or division.
Tags
CCSS.7.EE.B.4A
3.
FLASHCARD QUESTION
Front
How do you solve the equation x + 5 = 15?
Back
To solve for x, subtract 5 from both sides: x + 5 - 5 = 15 - 5, which simplifies to x = 10.
Tags
CCSS.6.EE.B.7
4.
FLASHCARD QUESTION
Front
What is the first step in solving the equation 2x = 20?
Back
The first step is to divide both sides by 2 to isolate x: 2x / 2 = 20 / 2, which simplifies to x = 10.
Tags
CCSS.6.EE.B.7
5.
FLASHCARD QUESTION
Front
What does it mean to isolate a variable in an equation?
Back
Isolating a variable means manipulating the equation to get the variable alone on one side of the equation, making it easier to solve.
Tags
CCSS.7.EE.B.4A
6.
FLASHCARD QUESTION
Front
What is the solution to the equation x - 7 = -8?
Back
To solve for x, add 7 to both sides: x - 7 + 7 = -8 + 7, which simplifies to x = -1.
Tags
CCSS.6.EE.B.7
7.
FLASHCARD QUESTION
Front
How do you solve the equation 3x + 4 = 19?
Back
First, subtract 4 from both sides: 3x + 4 - 4 = 19 - 4, which simplifies to 3x = 15. Then, divide both sides by 3 to get x = 5.
Tags
CCSS.7.EE.B.4A
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