Question

3a-4b, 5a+2b and -7a-3b​

Answer 1

Answer:

I hope my answer will help you

Answer 2

Answer:

$a - 5b$

Step-by-step explanation:

Given three polynomials are

$(3a - 4b)$

and

$5a + 2b$

and

$( - 7a - 3b)$

adding these three we get,

$(3a - 4b + 5a + 2b - 7a - 3b) = a - 5b$