Question

Resolva
-30-5 { [ -1] . (15 - 3 . 6) + 9 - 3 . 4 }=

Answer 1

-30-5 { [ -1] . (15 - 3 . 6) + 9 - 3 . 4 }=

- 30 - 5 { ( - 1) • ( 15 - 18) + 9 - 12}

- 30 - 5 {(- 1) • ( - 3) - 3}

- 30 - 5{ + 3 - 3}

- 30 - 5 { 0 }

- 30 - 0

- 30