2. 外语
  3. 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 =-3

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 =-3

admin2014-08-12  82
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
选项
答案x= 21 y = 3
解析
转载请注明原文地址:https://kaotiyun.com/show/JykO777K
本试题收录于： GRE QUANTITATIVE题库GRE分类
0

GRE QUANTITATIVE

GRE

相关试题推荐
随机试题
最新回复(0)