Collaco178 Collaco178
  • 02-06-2014
  • Mathematics
Answered

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

Answer :

iloveonedirection
iloveonedirection iloveonedirection
  • 02-06-2014
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.
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