SOLUTION: 30. solve a/b = c/d for a/c

Algebra ->  Expressions-with-variables -> SOLUTION: 30. solve a/b = c/d for a/c      Log On


   

Question 55203: 30. solve a/b = c/d for a/c
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
A/B=C/D
cross multiplying we get
AD=BC
dividing both side by D
A=BC/D
dividing both sides by C
A/C=B/D