demisn1fan demisn1fan
  • 07-02-2015
  • Mathematics
Answered

I think of a number
I multiply it by 5 then subtract 8
The result is 3 times the number I am thinking of
What is the number



Answer :

coolpitch
coolpitch coolpitch
  • 07-02-2015
[tex]\bold{x=the~number} \\ \bold{5x-8=3x} \\ \bold{5x-3x=8} \\ \bold{2x=8} \\ \boxed{\bold{x=4}}[/tex]
Answer Link
konrad509
konrad509 konrad509
  • 07-02-2015
[tex]x\cdot5-8=3x\\ 5x-3x=8\\ 2x=8\\ x=4[/tex]
Answer Link

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