Question

18. x +y = 2xy, * - y = 6x​

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Answer:

x+y=2xy

if taking condition that, x=y=1

then, x+x=1+1=2

2xy=2×1×1=2

then _(-y)= 6x

6x+y=_

putting the value of x and y as 1

6x+y=(6×1)+ 1=7

answer is 7