Any #/5+27 result is half of orginal # what is orginal #

Question

Algebra 1honors math expression where the original number is half of the original number after is has been dived by 5 and added to the number 27.

Answer 1

 

     N/5 + 27 = n/2

 

   Multiplies both sides by 10 to clear the fractions:

     2N + 270 = 5n

 

     270 = 5n - 2n

 

   270 = 3n

 

  n = 90

 

Check:

 

  90/5 + 27 = 18 + 27 = 45

 

  Half of 90 is 45.

 

 The number is 90, checked, and proven to be correct.