Add the polynomials: 2a+3b+5a-7b Explain your response

Question

asked Dec 11, 2022 190k views

1 Answer

Paul Dolphin · Answer 1 · 2022-12-18T02:23:00+0000

7a - 4b

Explanation:

Add the numbers ending with 'a' together, and then add the numbers ending with 'b' together.

First of all, I will put the letters beside each other.

2a + 5a + 3b - 7b

2a + 5a = 7a

3b - 7b = - 4b

Therefore, the answer is 7a - 4b.