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mistyadkinsonmisty mistyadkinsonmisty
  • 26-10-2015
  • Mathematics
Answered

If 18 is added to a certain number and the sum is divided by 6, the result is 1 more than 14 of the original number. Find the original number.

Verified Answer :

kblair2468 kblair2468
  • 26-10-2015

The original number is 72 


(18+x)/6 = 1+14 
1/6x + 3 = 1 + 14 (Distribute)
1/6x + 3 = (1+14) (Combine Like Terms)
1/6x + 3 = 15 
        - 3 = -3          (Subtract 3 From Both Sides)
1/6x = 12 
(1/6x)6 = 12 6  (Multiply Both Sides By 6)
x = 72


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