Answer:
-x + 14
Step-by-step explanation:
2x + 6 + 4x + 8 - 7x
Group like terms:
⇒ 2x + 4x - 7x + 6 + 8
Add the numbers 6 + 8:
⇒ 2x + 4x - 7x + 14
Add similar elements 2x + 4x - 7x = -x:
⇒ -x + 14
