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16 votes
What is 2x + 7x + 8a + 9a

2 Answers

7 votes

Answer:

9x + 17a

Explanation:

9x + 17a. (A side note is that you can't add x and a together because they are different variables.)

User SeanDL
by
4.4k points
8 votes

Answer: 9x + 17a

Explanation:

2x + 7x + 8a + 9a

2x+7x= 9x

8a+9a= 17a

= 9x +17a

User Mirod
by
4.1k points