10*6+8*7 = 116
x =6 y = 8 10x = 60 8y = 64 10x + 8y = 124
x + 13x + 10x = 50 - 6
6-x+12 = 10x+7 6+12-7 = 10x+x 11 = 11x x = 1
(2, 1)
13y+3z+8
x =6 y = 8 10x = 60 8y = 64 10x + 8y = 124
x + 13x + 10x = 50 - 6
9x + 8y = (9 x 6) + (8 x 3) = 54 + 24 = 78
If x=6 and y=8, then [ 5x + 8y ] = 5(6) + 8(8) = 30 + 64 = 94
6-x+12 = 10x+7 6+12-7 = 10x+x 11 = 11x x = 1
(2, 1)
13y+3z+8
-6x-6 -or- -6(x+1)
y=-10x-4
10y + 8y = 18y = 15 y = 15/18 y = 5/6 = 0.833333.....
6-3x = 5x-10x+2 4 = 8x-10x 4 = -2x x = -2
It is: x = -3 and y = -6 or as (-3, -6)