Question

Witch expressions are equivalent to x + 2y + x +2

Answer 1

`2(x + y + 1)`

Explanation:

`x + 2y + x + 2`

`x + x = 1x + 1x`

`(1 + 1)x = 2x`

`2x + 2y + 2`

`= 2(x + y + 1)`

Answer 2

Collect like terms that’s x +x+2y+2=2x+2y+2

Finally factorize

Hence

2[x +y+1]