Solve each of the following systems of equations for x and y.(a) x+y = 24 x-y=

游客2024-01-12 57

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://www.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

Asfansenjoyfootball’s(soccer’s)month-longWorldCup,Brazilianauthoritie
优先队列通常采用（62）数据结构实现，向优先队列中插入—个元素的时间复杂度为（6
脂肪酸败后，最早期的鉴定指标是(　　)。A.过氧化值升高 B.产生气泡 C.
按照事故应急预案编制的功能和目标不同，可将其划分为（）几个层次。A.专项预案
A.大脑脚底综合征 B.脑桥背侧部综合征 C.延髓内侧综合征 D.延髓外侧
盐酸利多卡因结构中有A.酯键B.酰胺键C.酚羟基D.芳伯氨基E.季铵基
大型复杂工程建设项目招标一般采用资格预审，较少采用资格后审，主要是因为()。A、
特发性血小板减少性紫癜行脾切除的指征是 A.正规糖皮质激素治疗3~6月无效
按照法律规定，下列不列入报关范围的是()。A.进出境运输工具 B.进出
某种探测器多用于检测含碳的有机化合物，可以检测多种挥发性有机化合物，如苯、甲苯、

最新回复(0)

Solve each of the following systems of equations for x and y.(a) x+y = 24 x-y=

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、

Asfansenjoyfootball’s(soccer’s)month-longWorldCup,Brazilianauthoritie

优先队列通常采用（62）数据结构实现，向优先队列中插入—个元素的时间复杂度为（6

脂肪酸败后，最早期的鉴定指标是( )。A.过氧化值升高 B.产生气泡 C.

按照事故应急预案编制的功能和目标不同，可将其划分为（）几个层次。A.专项预案

A.大脑脚底综合征 B.脑桥背侧部综合征 C.延髓内侧综合征 D.延髓外侧

盐酸利多卡因结构中有A.酯键B.酰胺键C.酚羟基D.芳伯氨基E.季铵基

大型复杂工程建设项目招标一般采用资格预审，较少采用资格后审，主要是因为()。A、

特发性血小板减少性紫癜行脾切除的指征是 A.正规糖皮质激素治疗3~6月无效

按照法律规定，下列不列入报关范围的是()。A.进出境运输工具 B.进出

某种探测器多用于检测含碳的有机化合物，可以检测多种挥发性有机化合物，如苯、甲苯、

脂肪酸败后，最早期的鉴定指标是(　　)。A.过氧化值升高 B.产生气泡 C.