7A.20
Represent constraints by equations and/or inequalities, and interpret solutions as viable or nonviable options in a modeling context. Limit to contexts arising from linear. [Algebra I with Probability, 13 partial]
Khan Academy ResourcesOne-step inequalities reviewWriting proportionsOne-step inequalitiesSolving proportionsTwo-step inequalitiesWriting proportional equationsTwo-step inequality word problemsWriting proportional equations from tablesEquation word problem: super yoga (2 of 2)Equation word problem: super yoga (1 of 2)One-step inequalities: -5c ≤ 15Worked example: Solving proportionsWriting proportions exampleOne-step inequalities examplesTwo-step inequality word problem: applesTwo-step inequalities One-step inequality word problemTwo-step inequality word problem: R&BWriting proportional equations from tablesEquations for proportional relationships

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