imemilylopez
imemilylopez imemilylopez
  • 23-08-2017
  • Mathematics
contestada

when i tripple my number and add five i get twenty six what number am i

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Cat516
Cat516 Cat516
  • 23-08-2017
You do this...

3x + 5 = 26
subtract five
3x + 5 = 26
-5           -5 

divide by three
3x = 21
----   ----
3        3 

x=7

The number is 7. 
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