23x+31y=77,31x+23y=85
Answers
Answered by
3
31x + 23y = 85
-23x + 31y= 77
---------------------
8x - 8y = 8
8( x - y) = 8
x - y = 8/8
x - y = 1
-23x + 31y= 77
---------------------
8x - 8y = 8
8( x - y) = 8
x - y = 8/8
x - y = 1
Similar questions