If a x - 1 = b x - 3 , then the value of x is:
b a

A.
1
2
B. 1
C. 2 D.
7
2

• if (a/b)^(x-1)=(b/a)^(x-3)
  ----------
  (a/b)^(x-1)=(a/b)^(3-x)
  x-1 = 3-x
  2x = 4
  
  
  x = 2
• 6 years agoHelpfull: Yes(0) No(0)