Question

VALENDO 15 PONTOS!
Fatore as expressões:
a) 10a+10b

b) mx+nx+2m+2n

Answer 1

a) -a:2
b) *54-78:-5

soma a lestras exemplo m+20 : 72

Answer 2

a) 10a+10b = 10 (a + b)
b) mx + nx + 2m + 2n
 = x (m + n) + 2 (m + n)
 = (m + n) (x + 2)