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flashcard
Rapid Recall: Ratios
Flashcards for coefficient ratio rules.
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Synthesize graphical, substitution, and elimination methods to solve systems of linear equations.
Flashcards for coefficient ratio rules.
Review the core skills from this chapter.
Mixed questions testing concepts and execution.
Given the linear equations 3x + 2y = 5 and 2x - 3y = 7, what is the nature of this pair based on their coefficients?
Formulate and solve a real-world problem.
Let be the fixed charge and be the charge per km. Formulate the system of equations and solve using either substitution or elimination.
State the three final numerical values clearly.
Show the two linear equations you formed and briefly describe how you solved them.
How would graphing the equations help a customer choose between two competing taxi companies with different rates?
Formulate and solve a fraction problem.
Let be the numerator and be the denominator of the fraction . Set up the two linear equations based on the conditions provided and solve them.
Enter the final fraction in the format x/y.
Show how you translated the word problem into two simplified linear equations.
Verify your answer by checking it against the two original word problem conditions.