Question

From the sum of (a+b+5) and
(2a-3b+10) subtract the sum of (2a-5b) and (a-6b+12)​

Answer 1

Answer:

-7b-3

Step-by-step explanation:

sum of (a+b+5)+(2a-3b+10)=(3a-2b+15)

sum of (2a-5b)+(a-6b+12)=(3a-11b+12)

according to the question,

(3a-11b+12)-(3a-2b+15)

=(-7b-3)