首页
登录
职称英语
If a+c=13 and b-c=6, then a+b=?A、7B、13C、19D、22E、26CThe correct answer is C.
If a+c=13 and b-c=6, then a+b=?A、7B、13C、19D、22E、26CThe correct answer is C.
游客
2024-01-12
61
管理
问题
If a+c=13 and b-c=6, then a+b=?
选项
A、7
B、13
C、19
D、22
E、26
答案
C
解析
The correct answer is C. Given that a+c=13 and b-c=6, the quantity a+b can be determined by substitution. If a+c=13, then c=13-a. Substituting c=13-a into o-c=6 yields the following:
b-(13-a)=6
b-13+a=6
b+a=6+13
a+b=19
转载请注明原文地址:https://tihaiku.com/zcyy/3356037.html
相关试题推荐
[img]ct_greimage004[/img]Inthecorrectlyworkeddivisionproblemabove,eacho
Solve|6x+8|=|3x-7|forx.Tofindthepossibleanswersforxinthisproblem,
Questions:Seethegraphsonthefol.-lowingpageforinformationtoanswerthe
Questions:Seethegraphsonthefol.-lowingpageforinformationtoanswerthe
Solve|6x+8|=|3x-7|forx.-5,-1/9Tofindthepossibleanswersforxinth
IfA=(x-y)-zandB=x-(y-z),thenA-B=A、-2zB、-2yC、0D、2zE、2yAThecorrectans
APPROPRIATE:A、lendB、surrenderC、approveD、emptyE、correctB
CORRECTIVE:AMEND::A、emollient:ameliorateB、tautology:vindicateC、paradigm:exemp
CORRECTIVE:AMEND::A、emollient:ameliorateB、tautology:vindicateC、paradigm
ADVOCATE:A、condemnB、implementC、scrutinizeD、correctE、compensateA
随机试题
Farmingisajobthatrequireshardworkeveryday.Inspringfarmersmustp
WhichofthefollowingisanimportantnewspaperinNewZealand?A、EveningPost.
PerhapsthemostheatedargumentacrosstheUnitedStatestodayisthedeath
Once_____,thispowerstationwillsupplyalltheneighboringtownsandvillages
Itissimpleenoughtosaythatsincebookshaveclasses—fiction,biograph
1、1
产生X线必备条件中,不包括A.电子源 B.高压电场 C.金属管套 D.高真
一位外国游客想了解齐鲁文化,下列最能代表齐鲁文化特点的旅游路线是A.烟台—潍坊
会员结算准备金余额小于零,并未能在规定时限内补足的,期货交易所应对会员部分或全部
张三从李四处借入100万元,借款期限为1年,约定借款利率与逾期利率均为8%,其他
最新回复
(
0
)