Question

[6.(3.4-2,5)-4]+[(-4).(-2)]

Answer 1

Resposta:

[6.(3.4-2.5)-4]+3.(4-2)-(10:2)

[6.(12-10)-4]+3.2-5

(6.(2)-4)+3.2-5

(6.2-4)+3.2-5

(12-4)+6-5

(8)+1

8+1=9

Espero ter ajudado, bons estudos!