SOLUTION: 5x^2 - 80x = 240

SOLUTION: 5x^2 - 80x = 240 - 15x^2

Question 134301: 5x^2 - 80x = 240 - 15x^2
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given equation

Subtract 240 from both sides. Add 15x^2 to both sides.

Combine like terms

Factor the left side

Now set each factor equal to zero:
or

or Now solve for x in each case

So our solutions are

or

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