Question

aflati x din egalitatea 104-64:{13-12:[22-20:(38-4*x)]+4}=100

Answer 1

64:{ }=4
13-12:[ ]+4=16
13-12:[ ]=12
12:[ ]=1
22-20:( )=12
20:( )=10
38-4x=2
4x=36
x=9