Question

(8ab-7abc+3ab)+(-5bc+3ab-ac)

Answer 1

(8ab-7abc+3ab)+(-5bc+3ab-ac)

8ab-7abc+3ab-5bc+3ab-ac

8ab+3ab+3ab-7abc-5bc-ac

14ab - 7abc - 5bc - ac

Answer 2

Olá, boa tarde ☺

Resolução:

(8ab-7abc+3ab)+(-5bc+3ab-ac)
8ab - 7abc + 3ab - 5bc + 3ab - ac

Agrupando os termos semelhantes:

-7abc + 8ab + 3ab + 3ab - 5bc  - ac
-7abc + 14ab  - 5bc - ac <----


Bons estudos :)