Question

Saca factor común:

a) 3 x (-2) + 5 x (-2) - 2 x 3

b) 12 + 9 + 21 - 33 + 96= 3 x 4 + 3 x 3 + ...

Gracias :D

Answer 1

a) -2x(3+5+3)=-2x(11)=-22x
B) 3(4+3+2+1)=3x4+3x3+3x2+3x1