Question 470825
-5x+4y=14--> 1
-6x+8y=14-->2
 using 1,
4y=14+5x
y=(14+5x)/4-->3

using value of y in 2
 -6x + 8(14+5x)/4=14
-(24x+112+40x)/4 =14
-24x+112+40x= 4*14
-24x+112+40x=56
16x=56-112
16x=-56
x=-56/16
x=-7/2

using value of x in 3
y={14+5(-7/2)}/4
4y=28-35/2
8y=-7
y=-7/8

ans: (-7/8, -7/2)