SOLUTION: the difference between four times a number and twice the product of the number and one more than the number when translated into a mathematical expression is?

Question 196154: the difference between four times a number and twice the product of the number and one more than the number when translated into a mathematical expression is?
Answer by RAY100(1637) (Show Source): You can put this solution on YOUR website!
let n = number
.
4n - ( 2*(n)(n+1) )
.
4n -(2* (n^2 +n) )
4n - (2n^2 +2n )
4n -2n^2 -2n
2n -2n^2
2n ( 1-n)...ANSWER
.
checking,, for n=0, both original and answer =0
for n=2, both = -4,,,ok
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