Question

Addition: find the sum

Answer 1

hope this help you ...

Answer 2

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

firstly arrange them in an order to solve it easily ....

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

=6a-b+5b-c+5c

=6a +4b+ 4c

or 6a+4b+4c

i hope it will be helpful