Collaco178 Collaco178
  • 02-06-2014
  • Mathematics
contestada

If 5x^2 - 15x = 0 and x ≠ 0, find the value of x.
(A) -10
(B) -3
(C) 10
(D) 5
(E) 3

Respuesta :

iloveonedirection
iloveonedirection iloveonedirection
  • 03-06-2014
5x^2 - 15x = 0
5x (x - 3) = 0
5x = 0
x = 0
x - 3 = 0
x = 3

Since x cannot equal 0, x = 3 is your answer.
Answer Link

Otras preguntas

the evolution of training activities has moved towards
Question 2 (Multiple Choice Worth 5 points) (07.02 MC) There are 7 cards with a picture of a rose and 2 cards with a picture of a daisy. Alfa keeps all the card
Solve x + 3y = 9. 3x – 3y = –13
Describe two reasons why an alpha particle is less penetrating than a beta or gamma particle.
Which of the following cultural traits is addressed in both "The Youngest Doll" and the myth of "Pandora?" a. the importance of motherhood b. the role of gender
Write the given expression in terms of x and y only. sin(sin^−1 (x) + cos^−1 (y))
describe why decisions are based on expected costs and benefit
solve this equation : -3[(5-6)2+6}2
A linguist had a gross income of $53,350 last year. If 17.9% of his income got withheld for federal income tax, how much of the linguist's pay got withheld for
trying to solve a 8th grade math problem. 1/9y+3=12