destineyhollis7 destineyhollis7
  • 04-04-2017
  • Mathematics
contestada

13 times an unknown number added to 72 equals -23 times the unknown number.what is the solution to the sentence ?

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Blurryface25
Blurryface25 Blurryface25
  • 04-04-2017
let the unknown number be x
13x+72= -23x
13x+23x= -72
36x= -72
x= -2
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lexieboo150
lexieboo150 lexieboo150
  • 04-04-2017
the correct answer is -88

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