Question

Using Quadratic Equations to Solve Problems:

Ten times the square of a non-zero number is equal to forty times the number.
What is the number?

Answer 1

4

Explanation:

Let x represent the number. The problem statement tells us ...

10x² = 40x

x = 4 . . . . . . . divide by 10x

the number is 4. Hope that helps love!