What is a proportion?
Solving Proportions and Equations
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Mathematics
•
9th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A proportion is an equation that states that two ratios are equal.
2.
FLASHCARD QUESTION
Front
How do you solve a proportion?
Back
To solve a proportion, cross-multiply the terms and then isolate the variable.
3.
FLASHCARD QUESTION
Front
What is the cross-multiplication method?
Back
The cross-multiplication method involves multiplying the numerator of one ratio by the denominator of the other ratio.
4.
FLASHCARD QUESTION
Front
Back
x = -10
5.
FLASHCARD QUESTION
Front
Back
x = 8
6.
FLASHCARD QUESTION
Front
Back
x = 1.25
7.
FLASHCARD QUESTION
Front
What does it mean if a proportion has no solution?
Back
It means that the equation cannot be satisfied by any value of the variable.
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