" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
< 1/2x - 2y = 8
< 2x + 5y = 6
1/2x= 8-2y /×2
x= 16-4y
2(16-4y)+5y=6
32-8+5y=6
-3y=-26
y=26/3
y= 8 2/3
1/2x+2y =8
1/2x+2×(26/3)=8
1/2x+52/3=8
1/2x= -52/3+24/3
1/2x= -28/3 /×2
x=-56/3
x=-18 2/3