Respuesta :

(2(-2)+9(5)-5)-(6(-2)-4(5)+2)
(-4+45-5)-(-12-20+2)
(45-9)-(-32+2)
36+30
66

(2(-2)+9(5)-5)-(6(-2)-4(5)+2)

(-4+45-5)-(-12-20+2)

(45-9)-(-32+2)

36+30

66