Answer:
8x-4
Step-by-step explanation:
First, remove all of the terms from parenthesis. Be careful to handle the signs of each individual term correctly:
3x - 5 + 5x +1
Next, group like terms:
Зх + 5х — 5 + 1
Now, combine like terms:
(3 + 5)x + ( – 5 + 1)
8x + ( – 4)
8х — 4
