Question

$(4a^{2} +2ab+5b)+(6a^{2} -7ab)$

Answer 1

Hola :D

$4 {a}^{2} + 2ab + 5b + 6 {a}^{2} - 7ab$

Simplificamos términos semejantes:

$4 {a}^{2} + 6 {a}^{2} = 10 {a}^{2} \\ 2ab - 7ab = - 5ab$

Respuesta:

$10 {a}^{2} - 5ab + 5b$