Question

a-(b-c)+[ 2a+(3b+c)]
me ajudem nessa expressão algébrica

Answer 1

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

Answer 2

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