Question

17-{6+3-[8+6(-3+8-5)+10-1]+6}+7

Answer 1

17-(6+3-(8+6x(5-5)+10-1)+6)+7
17-(6+3-(8+6x0+10-1)+6)+7
17-(6+3-(8+0+10-1)+6)+7
17-(6+3-(8+10-1)+6)+7
17-(6+3-(18-1)+6)+7
17-(6+3-17+6)+7
17-(9-17+6)+7
17-(-8+6)+7
17-(-2)+7
17+2+7
19+7
26