Three Less Than Twice A Number. This entails subtracting 4 from 2n. 2N 3 Edwin.

Take the sentence and put it into math form. Twice the number means 2x. Let n stands for unknown number.
Double or twice of the number is 2x.
This entails subtracting 4 from 2n. Hopefully that helps you. Thus the product of 3 and a number would be 3 and a number multiplied together or 3n. 2N 3 Edwin.