Question

Resolva 3. { -1. 2. [ 5-3. (-1) ] + 10} + (-2) . [ 5 . 5 -6 . ( 1-4) ]

Answer 1

3 • { -1 • 2 • [ 5 + 3] + 10} + (-2) • [ 5 • 5 - 6 • - 3 ]

3 • { -1 • 2 • 8 + 10 } + - 2 • [ 25 - 6 • (-3) ]

3 • { - 6 } + ( - 2 ) • [ 25 + 18 ]

- 18 + ( - 2 ) • 43

- 18 - 86

- 104

Answer 2

3·{-1·2·[5-3·(-1)]+10}+(-2)·[5·5-6·(1-4)]
3·{-2·[5+3]+10}-2·[25-6·(-3)]
3·{-2·8+10}-2·[25+18]
3·{-16+10}-2·43
3·{-6}-86
-18-86
-104