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  • 12-03-2015
  • Mathematics
Answered

what's 2\5 =12/n solving proportions

Verified Answer :

Anonymous Anonymous
  • 12-03-2015

Cross multiply:
2 n = 5 12

 
Simplifying
2 n = 5 12

 
Multiply 5 * 12
2n = 60

 
Solving
2n = 60

 
Solving for variable 'n'.

 
Move all terms containing n to the left, all other terms to the right.

 
Divide each side by '2'.
n = 30

 
Simplifying
n = 30

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