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AnnaD12
AnnaD12 AnnaD12
  • 09-09-2015
  • Mathematics
Answered

3x-4+20=55 What is x?

Verified Answer :

Anonymous Anonymous
  • 09-09-2015

3x-4+20=55
Move the variables to one side and the numbers to the other.
3x=55+4-20
Simplify.
3x=59-20
Simplify.
3x=39
39 divided by 3.
x=13
Hope I helped!!!

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Susanna245 Susanna245
  • 09-09-2015

39- 4=35 ＋20 =55

And X is for 9

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