Question

3-(2+(11-15)-[5+(-3-11)]+8} me ajudem

Answer 1

3-{2+(11-15)-[5+(-3-11)]+8}

3-{2+(-4)-[5+(-2)]+8}

3-{2-4-[5-2]+8}

3-{2-4-3+8}

3-{2-7+8}

3-{2+1}

3-3

0

Answer 2

= 3-(2+(11-15)-[5+(-3-11)]+8}

= 3-{2+(-4) - [5+(-14)] + 8}

= 3- {2 - 4 - [5 - 14] + 8}

= 3 - { - 2 - [ - 9] + 8}

= 3 - { - 2 + 9 + 8}

= 3 - { - 2 + 17}

= 3 - { 15}

= 3 - 15

= - 12