Question

[-6+(4+2)-(-9)]-[(-4)-(+7-5)+(-12)]+7-15=

Answer 1

Respuesta:

[-6+(4+2)-(-9)]-[(-4)-(+7-5)+(-12)]+7-15

[-6+6+9)]-[(-4)-(+7-5)+(-12)]+7-15

9 - [(-4)-(+7-5)+(-12)]+7-15

9 - [ -4 -2 - 12 ] + 7 - 15

9 - [ -18] +7 -15

9 + 18 + 7 - 15

34 - 15

19

Explicación paso a paso:

Rpta: 19