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Recap: Point-Slope

Part of the Graphs & Systems section of Coddy's Algebra journey. Lesson 24 of 61.

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Challenge

Medium

Rewrite y−3=−4(x+1)y-3 = -4\left(x+1\right) in slope-intercept form.

Try it yourself

y−3=−4(x+1)y-3 = -4\left(x+1\right)

Get yy alone

All lessons in Graphs & Systems

1Points and Rules

Two Numbers, One PointA Rule Makes PointsThe Points Line Up

4Slope-Intercept Form

y = mx + bThe Starting HeightWrite the EquationSolve for yDraw From Any FormRecap: y = mx + b

7Parallel & Perpendicular

Same Slope, Never MeetThe Perpendicular SlopeA Right-Angle LineRecap: Two Relations

10Systems by Graphing

Two Lines, One AnswerSolve by DrawingCheck the CrossingWhen Lines Never CrossRecap: By Graphing

2The Whole Plane

The Four QuadrantsMirror PointsOn the Line or Not?Recap: Rule to Line

5Point-Slope Form

A Point and a SlopeFrom Two PointsFlat or Vertical ThroughDraw From a PointRecap: Point-Slope

8Function Notation

The Name of a RuleInputs With SignsFind the InputThe Graph of fRecap: f(x)

11Solving Systems Exactly

SubstitutionIsolate FirstEliminationScale, Then AddThree UnknownsTwo Numbers, Two FactsRecap: Two Methods

3Slope

Steepness as a NumberSlope From Two PointsDownhill LinesFlat and Straight UpA Fraction of a SlopeRecap: Slope

6Standard Form

Ax + By = CThe Two InterceptsDraw by InterceptsBetween the FormsRecap: Standard Form

9Shaded Regions

A Line Splits the PlaneSolid or DashedTest a PointRearrange, Then ShadeRecap: Half-PlanesTwo Shadings OverlapThe Corner of a Region

12Final Challenges

Final: Round TripFinal: Where They MeetFinal: Draw the FenceFinal: The Whole PlaneProject lesson