Question

Add the following 3 ab + 2 bc, - 5 ab + 3bc, 2 ab - 5 bc​

Answer 1

Answer:

3ab +2 bc =5ab

Step-by-step explanation:

5-5=0

3+2=5 ,5-

5=0then answer is 0

Answer 2

Answer:

(i) 3ab + 2 bc

(ii) -5ab+3bc

(iii) 2ab - 5bc

Adding,

(3ab+2bc)+(-5ab+3bc)+(2ab-5bc)

=3ab+2bc-5ab+3bc+2ab-5bc

=5ab-5ab+5bc-5bc

=0.

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