Question

Algebra
Add:
1. 12a + 13b; 19b+16a








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Answer 1

Step-by-step explanation:

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Answer 2

Question :

Add:

(12a + 13b) ; (19b + 16a)

Answer:

=> (12a + 13b) + ( 19b + 16a)

=> 12a + 13b + 19b + 16a

=> 12a + 16a + 13b + 19b

=> 28a + 32b