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

A three-wire installation provides a power source for a ________ service. A. 1,000 V B. 4,160 V C. 50 V D. 120/240 V

Rankism is related to which of these behaviors

The seven diatomic elements?

Identify the number and kinds of atoms present in a molecule of each compound. caffeine c8h10n4o2 iron iii sulfate fe2(so4)3

2. To learn the proper way to set up a table of contents, editors can use a A. style manual. B. dictionary. C. grammar checker. D. thesaurus.

A 10-kg block is pushed across a friction-free horizontal surface with a horizontal force of 20 n. the acceleration of the block is

What were the three main advantages for the Americans during the American revolution?

A rocket is launched at the rate of 11 feet per second from a point on the ground 15 feet from an observer. To 2 decimal places in radians per second, find the

According to the image, what do the people need? Picture of a red coat and a purple hat. © 2011 Jupiterimages Corporation Nous avons besoin d’un blouson

As a result of the Dust Bowl, most "Okies" who headed to California were