Question
When three times a number which is postive is subtracted from the square of that
number the answer is 28. Find the number
number the answer is 28. Find the number
Answers
n^2 - 3 n = 28
n^2 - 3 n - 28 = 0
(n-7)(n+4)= 0
n = 7 for n positive
and yes ----> 49 - 21 = 28 Whew !
n^2 - 3 n - 28 = 0
(n-7)(n+4)= 0
n = 7 for n positive
and yes ----> 49 - 21 = 28 Whew !
Related Questions
if the square of a postive number is decreased by five times the number , the result is 14. Find the...
If 13 Times A Number Is Subtracted From The Square Of The Number,the Result Is 30.Find The Number.
if 13 times a number is subtracted from the square of the number the result is 30. find the number.
If 3 times a number is subtracted from the square of the number the result is 30. Find the number