Question

A)52-{12+[15-(8-4)]}
B)26+{12-[(30-18)+(4-1-6]-1}

Armem as contas pra mim pfv

Answer 1

a) 52-{12+[15-(8-4)]}

52-{12+[15-4]}

52-{12+11}

52-23

29

b) 26+{12-[(30-18)+(4-1-6)]-1}

26+{[12-12-3]-1}

26+{-3-1}

26-4

22