Which of the following is the correct first step to solve 5x^2 - 20x = -15 by completing the square? 1. Add 100 to both sides. 2. Divide all terms by 5. 3. Divide all terms by -5. 4. Add 15 to both sides.

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Answer:

3.  Divide all terms by 5

Step-by-step explanation:

given any quadratic equation ([tex]5x^2 - 20x = -15[/tex])

the steps to follow accordingly are

  1. make the coefficient of the [tex]x^2[/tex] term to be 1 (divide all terms by the coefficient of [tex]x^2[/tex])
  2. Add 15 to both sides.
  3. Solve the completed squares.

Answer:

The answer is Divide all terms by 5.

Step-by-step explanation:

I got it right on my test