Answer:9x+6
Step-by-step explanation:
If I understand the question correctly, you add 2x and 7x which equals 9x and then 1+5 equals. Which is the simplified answer. Sorry if I didnt understand the question correctly.
Answer:
9x+6
2x+1+7x+5
Combine like terms
2x+7x +1+5
9x +6
