Question

Cuanto es 6x{3x[-9+4(5x3-9)]-3x(40-8)} xfvor ayuda

Answer 1

6 . { 3 . [ -9 + 4 . ( 5 . 3 - 9)] - 3 . (40 - 8) } = 
6 . { 3 . [ - 9 + 4 . (15 - 9) ] - 3 . (40 - 8 ) } =
6 . { 3 . [ -9 + 4 . 6 ] - 3 . 32 } =
6 . { 3 . [ -9 + 24 ] - 3 . 32 } =
6 . { 3 . 15 - 3 . 32 } =
6 . {45 - 96 } =
6 . (-51) =
-306