University:
High School
Course:
High School Chemistry
Academic year:

2020
Views:

395

Pages:

9
Author:

Mia Li

(9 TOTAL PROBLEMS - 2 NEW AND 7 REVIEW FROM UNIТ 4) Solve the word proЫems algebraicaJly. 1. Marisa and Emily are saving money to host а friend's wedding shower. The total amount ofmoney Marisa will save is given Ьу the function f(x) = 28 + 7х. The total amount ofmoney Emily will save is given Ьу the function saved? Уои g(x) = х2 + 1 О. WQJ\-1- ; After how many weeks, х, will they have the same amount ofmoney Мал&а. 1v ,ье ihe sarne as Ет1!у J . und)• J'l+7X := X 1--JD the.0.ro ·. Siu 1f�·ori Xd+ID ::: ·t � 1J_ � l . Х _ 1..Ие е а ua:hon М. .d А . (ie.t fh, Ю� i,�YD, if!Jx qvaJ ft,J-E/if, (actor 2. x+i х j- Х -]Х-1?""0 (Х _ с1)(х -1- :l) � О х·=- -:1 (9 TOTAL PROBLEMS-2 NEW AND 7 REVIEW FROM UNIT 4) Solve the word proЫems algebraically. f\11V I h р/ � Byron is 3 years older than Doug. The@ftheir ages is 40. How old is Doug? 1. D�.t,tq_ ��{, _ ·'_х. '$} h {)1-"- , st Jl1 _ s-r)" G 1 r1 0)·" ,son l. tofY1P Х х-= о о L1 +- 3-� хFз) = ч о Х1 8�, ron З Х -= � Ч"'' --- ...:----__:1_ м Х -i- з·х - ЧD -= О а, А (х 1-я)(х--s'):: о DoUJ :: Г5 yrs olJ] 2. ·1- Мах lizabeth have ages that ar consecutive integers Elizabeth is the younger ofthe two children. If th roduct' ftheir ages is 56, how old is Мах. • ii Х. 11 • t:, �S f}1 о ( flAvl.Jip)1 i/ /'1' Х ·= Е 1; ·zo.,be+h х- +-1 == ма,х hе а Р и"р, 1· J ь:1 �1. . и ·f- Ь � х-�(х ·�t- 1 -) -� 5 � Х 1 +- / х_ == \5, (,, -tJ(p -�� 1 л ",:А_ Х --1- /� -5С, = О ( Х + r/) ( Х - 7} ·с:с О х = -8 t. caлno·t- hl.LY�- G\.. Y1e,t1a,t-i ve llo.,эt x=l Е' i ·2. a,}xff) ::: l ( 1 + 1) fv� о. Х -:: } � yrs D I cL (9 TOTAL PROBLEMS-2 NEW AND 7 REVIEW FROM UNIТ 4) Solve the word proЫems algebraically. 1. А scbool is building а rectangular soccer field that has a �f6000 square yards. The soccer field must Ье 40 ya,ds longer than its width. Determine algebraicaJ� е dimensions ofthe soccer field, in yards. ( e, S1nc: 1s 10.�;�.. �1d ri t ье 1)- (Y) US 2. ( 1.Ро х +чь the, dimuJSJ�YIS ! �х (X ·J- чо) ·-= UJ Q{)O Mulhplч + чо х � _.iDD w,d rh � lPo }t(l ,м ·:: JDO C,Qntc+ ho.vt ) х == lлD ()._ 1%/avt:e The�ftwo positiv consecutive even integers is 168. Find the integers. МиlНр\1 х Х +-1 g� и_р ь� 1 ! ;rf:2)::: )&8 Х а + 2 х = 'Nrg -JlP -� -lti! х 2 +- /}X- l&ct:: О (х +1ч){х-1:2l=о х х ::: ) ;J._,; -c,:t -1 ._, 1 --- - r,,us} bt pйsJhve