Graciela was trying to solve the quadratic equation x2+2.5x−1.5=0 "I think I need to use the Quadratic Formula because of the de

Question

3 years ago

8

cimals," she told Walter. Walter replied, "I'm sure there's another way! Can't we rewrite this equation so there aren't any decimals?"

1 answer:

drek231 [11] · Answer 1 · 2022-03-06T11:57:34+03:00

Answer:

The answer to your question is x² + 5/2x - 3/2 = 0

Step-by-step explanation:

Data

Quadratic equation x² + 2.5x - 1.5 = 0

Process

1.- Convert the decimals into fractions

2.5 = 25/10 = 5/2

1.5 = 15/10 = 3/2

2.- Substitution

x² + 5/2x - 3/2 = 0

3.- Conclusion

I rewrite the equation, now it is expressed in fractions. It could be solve by factoring.