What is a rational coefficient?
Solving equations with rational coefficients

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•
Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A rational coefficient is a number that can be expressed as a fraction where both the numerator and the denominator are integers, and the denominator is not zero.
2.
FLASHCARD QUESTION
Front
How do you isolate a variable in an equation?
Back
To isolate a variable, perform inverse operations to both sides of the equation until the variable is alone on one side.
3.
FLASHCARD QUESTION
Front
Solve for v: 0.3v = 1.35
Back
v = 4.5
4.
FLASHCARD QUESTION
Front
What is the first step in solving the equation 0.3v = 1.35?
Back
The first step is to divide both sides of the equation by 0.3.
5.
FLASHCARD QUESTION
Front
If v = 4.5, what is 0.3v?
Back
0.3v = 0.3 * 4.5 = 1.35.
6.
FLASHCARD QUESTION
Front
What does it mean to have an equation in the form of ax = b?
Back
It means that a variable x is multiplied by a coefficient a to equal a constant b.
7.
FLASHCARD QUESTION
Front
What is the solution to the equation 0.5x = 2.5?
Back
x = 5.
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