SOLUTION: The square of a number minus twice the number is 48. Find the number. --Thanks!
Algebra
->
Square-cubic-other-roots
-> SOLUTION: The square of a number minus twice the number is 48. Find the number. --Thanks!
Log On
Algebra: Square root, cubic root, N-th root
Section
Solvers
Solvers
Lessons
Lessons
Answers archive
Answers
Click here to see ALL problems on Square-cubic-other-roots
Question 337078
:
The square of a number minus twice the number is 48. Find the number. --Thanks!
Answer by
stanbon(75887)
(
Show Source
):
You can
put this solution on YOUR website!
The square of a number minus twice the number is 48.
----
Let the number be "x":
x^2-2x-48 = 0
(x-8)(x+6) = 0
x = 8 or x = -6
=====================
Cheers,
Stan H.
========