answer:
12
Step-by-step explanation:
following pemdas (parentheses, exponites, multiply, divide, add, subtract)
starting inside the parentheses
50x20=100
2x4=8
next divide
1/5= 0.2
since there is no sign inbetween 1/5 and (50x20) you multiply the answers
0.2x100=20
finally subtraction 20-8=12
