Question

resolva a seguint eexpressão numérica:
48{28-4×[3×(40÷5-3)÷(17-3×4)]}=

Answer 1

48-{28-4x[3x[5]/(17-3x4)]}
48-{28-4x[3x5]/(16)]}
48-{28-4x[15]/(16)]}
48-{28-4x15}/(16)]}
48-{32/16}
48-2
46
4+[29]4+29
33

Answer 2

48{28-4×[3×(8-3)÷(17-12)]}
48 {28-4×[3×5÷5]}
48 {28-4×[15÷5]}
48 {28-4×3}
48{24×3]
48+72=120