Question

Add: a + b – 3, b + 2a – 1

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Answer 1

Step-by-step explanation:

(a + b – 3) + ( b + 2a – 1) = a + b – 3 + b + 2a – 1

= a + 2a +b + b -1 -3 = 3a + 2b - 4

Answer 2

answer :

a+b and 2a+3b

It can be written as

=a+b+2+3b

So we get

=a+2+b+3b

=3+4b