Question

resolva as expressoes: (– 500 ) + ( + 30 ) x (– 7) – [ (– 4 ) x (– 5 ) + (– 120 ) ÷ ( + 12 ) ]

Answer 1

Resposta:

= -3720

Explicação passo-a-passo:

(– 500 ) + ( + 30 ) x (– 7) – [ (– 4 ) x (– 5 ) + (– 120 ) ÷ ( + 12 ) ] =>

(– 500 ) + ( - 3210 ) – [ (+20 ) + (– 10 ) ] => (– 500 ) + ( - 3210 ) – [ +10  ]  =>

– 500  - 3210  – 10  = -3720