SOLUTION: Translate into mathematical symbols(algebric expression). twenty divided by a number How would you write that I have tried 20/d is that correct? or woiuld it be d/20 How do you kn

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Question 393380: Translate into mathematical symbols(algebric expression).
twenty divided by a number How would you write that I have tried 20/d is that correct? or woiuld it be d/20 How do you know what number or thing goes first.
another one is half of a number?
eleven more than the sum of thirty nine and a number.
last one is
four thimes the difference of twenty and a number
thank you

Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
20/d
0.5x
(39+x)+11
4(20-x)