Flashcard 4.2
Flashcard
•
Mathematics
•
9th Grade
•
Hard
+4
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a system of equations?
Back
A system of equations is a set of two or more equations with the same variables. The solution is the set of values that satisfy all equations simultaneously.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
FLASHCARD QUESTION
Front
What does it mean to eliminate a variable in a system of equations?
Back
Eliminating a variable means manipulating the equations to remove one variable, making it easier to solve for the remaining variable.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
FLASHCARD QUESTION
Front
What is the purpose of multiplying equations in a system?
Back
Multiplying equations can help align coefficients of variables, allowing for easier elimination when adding or subtracting the equations.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
FLASHCARD QUESTION
Front
What is the elimination method in solving systems of equations?
Back
The elimination method involves adding or subtracting equations to eliminate one variable, allowing for the solution of the remaining variable.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
FLASHCARD QUESTION
Front
How do you clear fractions in an equation?
Back
To clear fractions, multiply every term in the equation by the least common denominator (LCD) of the fractions.
6.
FLASHCARD QUESTION
Front
What is the least common denominator (LCD)?
Back
The least common denominator is the smallest multiple that is common to the denominators of two or more fractions.
7.
FLASHCARD QUESTION
Front
Back
Tags
CCSS.7.EE.B.4A
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