Watkins/Salgado. 6th.grade.Quiz.4.1,.4.3;4.Study.guide. Name:____________________________. . Show%all%your%work!and!circle!your!answer! ! Evaluating!Expressions! Directions:!Evaluate!each!expression!using!the!values!! = 4, ! = −2, ! = −4, ! = 3!!and!ℎ = 5.! ! 1. 3! + !! ! ! ! ! ! 4.!!! + 2!! ! ! ! ! ! 2. ! ÷ !! ! ! ! ! ! 5.!!12! + 5!! ! ! ! ! ! 3. 7(ℎ + !)! ! ! ! ! ! 6.!!5! − 2!! ! ! ! ! ! Part!II:!Solving!Equations! Directions:!Solve!each!equation!by!identifying!the!value!of!the!variable.!!!Show!all!work,!please!!!! ! Check:. 7.!!! + 12 = 31!! ! ! ! ! ! ! ! ! ! =. ! ! Check:. 8.!!7! = −84! ! ! ! ! ! ! ! ! ! ! =. ! ! ! 9.!!−6 + ! = 45! ! ! ! ! ! ! ! Check:. ! ! ! ! =. ! Check:. 10.!!!! − 3 = −52! ! ! ! ! ! 2.!!−3! = 81! ! ! ! ! ! ! 13.!! = 21! ! ! =. Check:. ! =. Check:. ! ! ! ! =. ! ! Write!an!expression!from!a!phrase:!Write!an!algebraic!expression!from!the!word!phrase.! ! 14:!4!less!than!a!number! ! ! ! ! 15:!a!number!plus!seventeen! ! ! ! 16:!the!quotient!of!a!number!an!25! ! ! ! 17:!the!product!of!4!and!a!number! ! ! ! 18:!a!number!more!than!24! ! ! ! ! 19:!a!number!decreased!by!42! ! ! ! 20:!5!added!to!the!quotient!of!a!number!and!4! ! ! 21:!One!fifth!of!a!number!minus!6! ! ! ! 22:!take!away!4!from!the!product!of!9!and!a!number! ! 23:!two!times!the!sum!of!a!number!and!seven! ! ! ! 24:!subtract!25!from!eight!times!a!number! ! ! 25:!7!more!than!a!number! ! ! ! 26:!fifteen!times!the!difference!between!a!number!and!four! 27:!one!fifth!of!a!number!minus!nine!! ! Writing!an!Equation!for!Word!Problems!! @!Write!equations!for!the!following!word!problems.!! LSolve!!(Include!units)! ! 28.!!Fingernails!grow!about!1.5!inches!per!year.!How!long!would!it!take!to!grow!nail!37!inches!long?!! ! ! ! ! ! ! Equation:!__________________________________________! ! Solution:!_______________________________! ! 29.!!The!world!record!for!playgoing!is!held!by!Dr.!H.!Howard!Hughes!of!Fort!Worth!Texas.!He!saw!6,136!plays!in!31!years.! How!many!plays!did!Dr.!Hughes!see!in!an!average!year?! ! ! ! ! ! Equation:!_________________________________________! ! Solution:!_______________________________! ! 30.!Lisa!is!cooking!muffins.!The!recipe!calls!for!7!cups!of!sugar.!She!has!already!put!in!2!cups.!How!many!more!cups!does! she!need!to!put!in?! ! ! ! ! Equation:!_________________________________________! ! Solution:!_______________________________! ! 31.!How!many!boxes!of!envelopes!can!you!buy!with!$12!if!one!box!costs!$3?! ! ! ! ! ! Equation:!_________________________________________! ! Solution:!_______________________________! ! ! 32.!Your!mother!gave!you!$13.32!with!which!to!buy!a!present.!This!covered! !of!the!cost.!How!much!did!the!present! ! cost?! ! ! ! ! ! Equation:!_________________________________________! ! Solution:!_______________________________!