Question

- Add the following terms
a) 9b, 3a and 4b
b) 2a, 7 and 4​

Answer 1

Explanation:

(a)9b+3a+4b=13b+3a

(b)2a+7+4=2a+11

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Answer 2

Answer:

9b+4b=13b

2a+3a=5a

and 7+4=11

13b+5a+11