daphdlc29 daphdlc29

04-05-2020
Mathematics

contestada

Which is a solution to (x - 3)(x + 9) = -27?
O x=-9
o x=-3
Lox=0
x=6

Respuesta :

aliyah9415 aliyah9415

04-05-2020

Answer: x=0,-6

(x-3)(x+9)=-27
x^2+9x-3x-27=-27
x^2+6x-27+27=0
x^2+6x=0
x*(x+6)=0
1.x=0
2.x=-6

The correct result would be x=0

Answer Link

Otras preguntas

Based on the Law of Conservation of Mass, predict the minimum amount of magnesium that will react with all 16.0 grams of oxygen to produce 40.3 grams of magnesi

The drama club can wash 9 cars in 40 minutes at this rate how many cars can they wash in 2 hours

pablo is a troubled eight-year-old. he is very upset about the fact that he lost his cap. pablo is most likely to seek support from

How does kinetic energy connect or relate to Newtons second law of motion?

Which of the following is a good example of a specific goal? A: to do something that helps people B: to become a professional dog trainer C: to make a lot of mo

Can you please explain to me what the end behavior of the function f(x)=-2x^4-x^3+3 looks like?I have trouble putting it into terms of approaching infinities as

If the correlation between two variables is .496, what is the coefficient of determination

Please help with problems 1 to 10 I have to get it done before tomorrow

witch statement about the organs of the American population is true

How do you Evaluate the expression when =x−7 and =y2 . 7y-x