A1.A.CED.A.1
Create equations and inequalities in one variable and use them to solve problems in a real-world context.
Example Problems
The sum of 4 consecutive even numbers is 44.
What is the first number of the sequence?
What is the first number of the sequence?
The sum of 5 consecutive odd numbers is 225.
What is the middle number in the sequence?
What is the middle number in the sequence?
The sum of 3 consecutive odd numbers is 75.
What is the third number of the sequence?
What is the third number of the sequence?
Khan Academy ResourcesUsing units to solve problemsUsing inequalities to solve problemsEquations & inequalities word problemsMixtures and combined rates word problemsComparing linear rates word problemsUsing units to solve problems: Drug dosageRational equations word problem: eliminating solutionsRational equations word problem: combined ratesCombining mixtures exampleExponential equation word problemRational equation word problemComparing linear rates exampleQuadratic inequality word problemUsing inequalities to solve problems

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