Elizabelle
Elizabelle
01-06-2016
Mathematics
contestada
What does 'n' equal?
(3n-7)/6 = (2n+5)/3
Respuesta :
anominous
anominous
01-06-2016
I think it is n = -17 (3n-7)/6 = (2n+5)/3 (3n-7) * (3) = (2n+5) * (6) 9n - 21 = 12n + 30 9n- 21 - 12n = 12n + 30 - 12n -3n - 21 = 30 -3n - 21 + 21 = 30 + 21 -3n = 51 -3n/-3 = 51/-3 n= -17
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