Question

2x+3=2y+3
The ans in book=2x=2y=1xy

Answer 1

Add -3 on both sides,
=> 2x +3 -3 = 2y +3 -3

=> 2x = 2y,

=> x = y,
X and y can be of any values as the equation doesn't have enough data, and it can cancel out variables,

But remember that ,

X = Y,

Hope you understand,

Have a great day !!