Module 4 lesson 31

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<ul><li> 1. Module4Lesson31ProblemsinMathematicalTerms.notebook 1 May15,2014 ProblemSetLesson30answers </li></ul> <p> 2. Module4Lesson31ProblemsinMathematicalTerms.notebook 2 May15,2014 3. Module4Lesson31ProblemsinMathematicalTerms.notebook 3 May15,2014 4. Module4Lesson31ProblemsinMathematicalTerms.notebook 4 May15,2014 5. Module4Lesson31ProblemsinMathematicalTerms.notebook 5 May15,2014 MODULE4ExpressionsandEquaons TopicH:ApplicaonsofEquaons Lesson31:ProblemsinMathemacalTerms StudentOutcomes Studentsanalyzeanequaonintwovariablestochooseanindependentvariableanddependentvariable.Studentsdeterminewhetherornottheequaonissolvedfor thesecondvariableintermsoftherstvariableorviceversa.Theythenusethisinformaontodeterminewhichvariableistheindependentvariableandwhichisthe dependentvariable. Studentscreateatablebyplacingtheindependentvariableintherstroworcolumnandthedependentvariableinthesecondroworcolumn.Theycomputeentriesin thetablebychoosingarbitraryvaluesfortheindependentvariable(noconstraints)andthendeterminewhatthedependentvariablemustbe. How many stores can we go to? Depends how much time we have. 6. Module4Lesson31ProblemsinMathematicalTerms.notebook 6 May15,2014 7. Module4Lesson31ProblemsinMathematicalTerms.notebook 7 May15,2014 ClassworkExample1 Marcusreadsfor30minuteseachnight.Hewantstodeterminethetotalnumberof minuteshewillreadoverthecourseofamonth.Hewrotetheequaont=30dto representthetotalamountofmethathehasspentreading,where trepresentsthe totalnumberofminutesreadanddrepresentsthenumberofdaysthatheread duringthemonth.Determinewhichvariableisindependentandwhichisdependent. Thencreateatabletoshowhowmanyminuteshehasreadintherstsevendays. Independentvariable Dependentvariable 8. Module4Lesson31ProblemsinMathematicalTerms.notebook 8 May15,2014 Example2 Kiradesignswebsites.Shecancreatethreedierentwebsiteseachweek.Kirawants tocreateanequaonthatwillgiveherthetotalnumberofwebsitesshecandesign giventhenumberofweekssheworks.Determinetheindependentanddependent variables.Createatabletoshowthenumberofwebsitesshecandesignovertherst 5weeks.Finally,writeanequaontorepresentthenumberofwebsitesshecan designwhengivenanynumberofweeks. Independentvariable Dependentvariable Equaon 9. Module4Lesson31ProblemsinMathematicalTerms.notebook 9 May15,2014 Example3 Priyastreamsmoviesthroughacompanythatchargeshera$5monthlyfeeplus $1.50permovie.Determinetheindependentanddependentvariables,writean equaontomodelthesituaonandcreateatabletoshowthetotalcostpermonth giventhatshemightstreambetween4and10moviesinamonth. Independentvariable Dependentvariable Equaon 10. Module4Lesson31ProblemsinMathematicalTerms.notebook 10 May15,2014 1. Sarahispurchasingpencilstoshare.Eachpackagehas12pencils.Theequaon n=12p,wherenisthenumberofpencilsandpisthenumberofpackagescanbe usedtodeterminethetotalnumberofpencilsSarahpurchased.Determinewhich variableisdependentandwhichisindependent.Thenmakeatableshowingthe numberofpencilspurchasedfor37packages. 11. Module4Lesson31ProblemsinMathematicalTerms.notebook 11 May15,2014 2. Charloereads4bookseachweek.Let bbethenumberofbooksshereadseach weekandletwbethenumberofweeksthatshereads.Determinewhichvariableis dependentandwhichisindependent.Thenwriteanequaontomodelthe situaon,andmakeagraphthatshowsthenumberofbooksreadinunder6weeks. tap 12. Module4Lesson31ProblemsinMathematicalTerms.notebook 12 May15,2014 3.Aminiaturegolfcoursehasaspecialgrouprate.Youcanpay$20plus$3perperson whenyouhaveagroupof5ormorefriends.Letfbethenumberoffriendsandcbe thetotalcost.Determinewhichvariableisindependentandwhichisdependent,and writeanequaonthatmodelsthesituaon.Thenmakeatabletoshowthecostfor5 to12friends. tap 13. Module4Lesson31ProblemsinMathematicalTerms.notebook 13 May15,2014 4.Carlosisshoppingforschoolsupplies.Heboughtapencilboxfor$3andhealso needstobuynotebooks.Eachnotebookis$2.Lett=thetotalcostofthesupplies andnbethenumberofnotebooks.Determinewhichvariableisindependentand whichisdependent,andwriteanequaonthatmodelsthesituaon.Thenmakea tabletoshowthecostfor1to5notebooks. tap 14. Module4Lesson31ProblemsinMathematicalTerms.notebook 14 May15,2014 Closing Please take out your exit ticket for Lesson 31, close your binder, and complete the exit ticket. This will be collected. Revisitthetablesanddeterminewhichvariableisindependentandwhichisdependent. </p>

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