WEEK 2C (M8)

Flashcard
•
Mathematics
•
8th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the substitution method in solving systems of equations?
Back
The substitution method involves solving one equation for one variable and then substituting that expression into the other equation.
2.
FLASHCARD QUESTION
Front
How do you isolate a variable in an equation?
Back
To isolate a variable, you perform inverse operations to get the variable on one side of the equation by itself.
3.
FLASHCARD QUESTION
Front
Solve for y: 3x + 2y = 6
Back
y = 3 - 1.5x
4.
FLASHCARD QUESTION
Front
What is the first step in solving the system of equations using substitution?
Back
Get either variable by itself in one equation.
5.
FLASHCARD QUESTION
Front
Solve the system of equations using substitution: x + y = 5, y = 2x - 1
Back
(2, 3)
6.
FLASHCARD QUESTION
Front
What does it mean for a system of equations to have no solution?
Back
It means that the lines represented by the equations are parallel and never intersect.
7.
FLASHCARD QUESTION
Front
What is the solution to the system of equations? y = 2x + 1, y = -x + 4
Back
(1, 3)
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