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
32
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
Iwouldratherthey______tomaketheinvestigationtomorrow.A、cameB、comeC、shou
Researcherssaypeopletravelingintrafficarethreetimesmorelikelytos
[originaltext]W:Hello,nicetomeetyou,Dr.Griffin.I’mNancyWangwithChin
IsNutritiousFoodReallyPricier,and,Ifso,IsThatReallytheProbl
AnEnglishschoolboywouldonlyaskhisfriend:"Wassatime,then?"Tohist
A.呼吸道合胞病毒 B.柯萨奇病毒 C.肺炎球菌 D.疱疹病毒 E.肺炎
营养不良患儿皮下脂肪最先减少的部位是A.上肢 B.躯干 C.腹部 D.臀部
基建工程可研验收的组织分工是怎样要求的?
(2015年11月)平衡计分卡实现了()之间的平衡。A.宏观衡量和微观衡量 B
钱某因养殖场流动资金短缺,便与赵某约定借款30万元,同时约定了还款期限和借款利率
最新回复
(
0
)