A2.A.CED.A.2

Create equations in two variables to represent relationships between quantities and use them to solve problems in a real-world context. Graph equations with two variables on coordinate axes with labels and scales, and use the graphs to make predictions.

Khan Academy Resources

Intro to slope-intercept formNumber of solutions to system of equations reviewSolutions to 2-variable equationsSlope-intercept introIntercepts from a graphNumber of solutions to a system of equations graphicallyNumber of solutions to a system of equations algebraicallyComplete solutions to 2-variable equationsConstruct exponential modelsModeling with sinusoidal functionsSystems of equations number of solutions: fruit prices (1 of 2)Number of solutions to a system of equations graphicallySystems of equations number of solutions: fruit prices (2 of 2)Intercepts from an equationNumber of solutions to a system of equationsSolutions to systems of equations: consistent vs. inconsistentSolutions to systems of equations: dependent vs. independentConstructing exponential models: percent changeTrig word problem: modeling annual temperatureConstructing exponential models: half lifeHow many solutions does a system of linear equations have if there are at least two?Worked example: solutions to 2-variable equationsCompleting solutions to 2-variable equationsNumber of solutions to a system of equations algebraicallyIntro to slope-intercept formSolutions to 2-variable equationsIntro to interceptsConstructing exponential modelsTrig word problem: modeling daily temperature

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