Answer: 9x + 17a
Step-by-step explanation:
2x + 7x + 8a + 9a
2x+7x= 9x
8a+9a= 17a
= 9x +17a
For the second one 1 mph equals 1.6 km so i’m pretty sure it would be all of them
That would be 3AB because of the expression you have
Answer:
1. 3r - 2
2. 6x - 9
3. -10y + 29
4. 4x - 3
Step-by-step explanation:
i dont know how to explain. Sorry, i just learn about this today. I have the same exactly questions and here is the answer.