Question

X+y=12,x-y=16 find (x, y)

Answer 1

Answer:

x=14 and y=-2

Step-by-step explanation:

See the attachment below

Answer 2

Answer:

$x + y \: = 12 \\ x - y \: = 16 \\ 2x = 28 \\ x \: = 28 \div 2 \\ x = 14 \\ y \: = 12 - 14 \\ y = - 2$