StacyMoree StacyMoree
  • 18-03-2020
  • Mathematics
contestada

Solve.
−x^2 = 2x − 15

A) x = 3, x = 5
B) x = −3, x = 5
C) x = 3, x = −5
D) x = −3, x = −5

Respuesta :

oliviajseger
oliviajseger oliviajseger
  • 18-03-2020

Answer:

C) x = 3, x = -5

Step-by-step explanation:

[tex]-x^{2} =2x-15[/tex]

[tex]-x^{2} + 2x =-15[/tex] = -x^2+2x

[tex]x(-x+2)[/tex] = -15

Answer: x = 3, x = -5

Answer Link

Otras preguntas

How do I do this?pls help someone i need to understand it for a important test tomorrow
The ____ claims that social and economic inequality reflects differences in intelligence.
What is the measure of
PQRS is a parallelogram of area 18 cm. if PQ = 5 cm & QR = 4 cm. calculate the lengths of corresponding heights ?​
PLEASE HELP LOOK AT PICTURE
Think of a situation in the real world where a relationship occurs between two sets. For example, I could list several different people and then list their birt
SOMEONE HELPP PLS!!! How did you assess your family's eating habits? In three sentences, identify what steps you took to assess their habits and if any habits n
class 6 sst ch diversity,how can people depend on each other​
Evaluate the expression 2x - (4y - 3) + 5xz, when x = -3, y = 2, and z = -1.
The diameter of a regulation soccer ball is about 8 and three-fifths inches. This number was graphed on a number line. A number line going from negative 9 to po