首页
登录
职称英语
Solve each of the following systems of equations for x and y.(a) x+y = 24 x-y=
Solve each of the following systems of equations for x and y.(a) x+y = 24 x-y=
游客
2024-01-12
35
管理
问题
Solve each of the following systems of equations for x and y.
(a) x+y = 24
x-y=l8
(b) 3x-y = -5
x + 2y = 3
(c) 15x- 18 - 2y =-3x+y
10x + 7y + 20 = 4x + 2 [br]
选项
答案
x=1/2
y = -3
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3355868.html
相关试题推荐
Thefollowingdatasufficiencyproblemsconsistofaquestionandtwostatements
Thefollowingdatasufficiencyproblemsconsistofaquestionandtwostatements
Whichofthefollowingistheclosestapproximationof[img]2011q3/ct_egmatqj_eg
Iffandgaredistinctprimenumberslessthan10,whichofthefollowingcanno
If(x-1)2=144,whichofthefollowingcouldbethevalueof2x?A、-26B、-22C、-11
Thefollowingdatasufficiencyproblemsconsistofaquestionandtwostatements
Ifrisnegativeandsispositive,whichofthefollowingmustbenegative?A、|r
Whichofthefollowingcouldbetheequationoflinelinthefigureabove?[img]
Thesquarerootof800isbetweenwhichofthefollowingintegers?A、21and25B、
Whichofthefollowingisequaltox24forallpositivevaluesofx?A、x12+x12B、
随机试题
Whales鲸Whales
HowtoReadEffectivelyManystudentstendtoreadbook
Overthepasttwodecades,countriesintheworldhavebecomemoreandmore
(1)Debatesamongcandidatesarerareinmostcountries.Buttheyhavebecome
矩阵A在()时秩改变.《》()A.转置 B.初等变换 C.乘以奇异矩阵
某公司统计科根据各车间报表计算出本企业2018年上半年各月产量的环比增速,如下图
7岁女孩,低热半月,消瘦轻咳。查体:体温38℃,营养差,右背下部听诊呼吸音减低,
教学活动本质的界说
在理财规划中,收益和风险是投资决策最重要的参考指标,反映投资项目的风险指标的参数
国家统计局每年发布的统计公报运用许多指标和数据反映一年来国民经济和社会发展情况。
最新回复
(
0
)