Question

17-15÷[32{23+(19-7)}-2]

Answer 1

Here is your answer

$= 17 - 15 \div (32(23 + (19 - 7)) - 2) \\ = 17 - 15 \div (32(23 + 12) -2) \\ = 17 - 15 \div (32 \times 35 - 2) \\ = 17 - 15 \div (1120 - 2) \\ = 17 - 15 \div 1118 \\ = 17 - 0.0135 \\ = 16.985$
Hope it helps you

Answer 2

17-15÷[32{23+(19-7)}-2]
=17-15÷[32(23+12)-2]
=17-15÷[(32*35) - 2]
=17-15÷(1120-2)
=17-15/1118
=17-0.0134168
=16.9865832