Question

Q4. Add : 2a + b – 3c , 3a – b + 4c and -4a + 2b + 3c is
a) 9a + 4b + 4c
b) a -4b-4c
c) a + 2b + 4c
d) a + 4b + 4c
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Answer 1

2a+b-3c-b+4c+(-4a+2b+3c)+3a-b+4c

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

=9a+4b+4c

this is ur answer

so please MARK as BRAINLIST answer

Answer 2

Answer:

this is clearly wrong answer