Question

Add : x+y-8 and y-x+8 ? please tel the answer​

Answer 1

Answer:

2y

Step-by-step explanation:

x + y - 8 + y - x +8

First, we cancel out both the 8's as its negative and positive.

then we're left with:

x + y + y - x

we combine like terms-

x + 2y - x

we cancel out x, and then finally we're left with 2y.

Hope it helps. Sorry it took long.