Question

(+9)+ (–5)+ (–12)=


me super urge con procedimiento

Answer 1

Respuesta:
Leyes de signos

(+)x(+)= +

(-)x(-)= +

(+)x(-)= -

+9-5-12

9-17

-8

Answer 2

(+9) + (+5) + (-12) =

+9 +5 -12 =

+14 -12= 2