SOLUTION: how do you write "two-fifths of a number less than four times a number" and "one-half the square of a number" as an algebraic expression?

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Question 659200: how do you write "two-fifths of a number less than four times a number" and "one-half the square of a number" as an algebraic expression?
Answer by colliefan(242) About Me  (Show Source):
You can put this solution on YOUR website!
I think you are looking for:
4x-%282%2F5%29%2Ax
(You don't need the parentheses. )
x%5E2%2F2