2-Step Equations Word Problems

Flashcard
•
Mathematics
•
7th - 8th Grade
•
Easy
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a 2-step equation?
Back
A 2-step equation is an algebraic equation that requires two operations to solve for the variable. It typically involves addition or subtraction followed by multiplication or division.
Tags
CCSS.7.EE.B.4A
2.
FLASHCARD QUESTION
Front
How do you isolate a variable in a 2-step equation?
Back
To isolate a variable, perform the inverse operations in the reverse order: first undo addition or subtraction, then undo multiplication or division.
Tags
CCSS.7.EE.B.4A
3.
FLASHCARD QUESTION
Front
What is the first step to solve the equation 7x + 14 = 70?
Back
Subtract 14 from both sides to isolate the term with the variable: 7x = 70 - 14.
Tags
CCSS.7.EE.B.4A
4.
FLASHCARD QUESTION
Front
What does the term 'fixed fee' mean in a word problem?
Back
A fixed fee is a set amount charged that does not change regardless of the quantity or duration of service.
Tags
CCSS.HSF.LE.B.5
5.
FLASHCARD QUESTION
Front
In the equation 11x + 6 = 39, what does 'x' represent?
Back
In this equation, 'x' represents the number of hours of service provided.
Tags
CCSS.7.EE.B.4A
6.
FLASHCARD QUESTION
Front
How do you check if your solution to a 2-step equation is correct?
Back
Substitute the value of the variable back into the original equation to see if both sides are equal.
Tags
CCSS.6.EE.B.5
7.
FLASHCARD QUESTION
Front
What is the total cost if the fixed fee is $50 and the variable cost is $20 per month for 5 months?
Back
Total cost = 50 + 20(5) = 50 + 100 = $150.
Tags
CCSS.HSF.LE.B.5
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