junior2Trill
junior2Trill junior2Trill
  • 16-10-2020
  • Mathematics
contestada

3x - 10x + 5 = 5x + 17?
What is the solution to that equation

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AlizaHaidar
AlizaHaidar AlizaHaidar
  • 16-10-2020

[tex]3x - 10x + 5 = 5x + 17[/tex]

[tex] - 7x + 5 = 5x + 17[/tex]

[tex] - 7x + 5 - 5x = 17[/tex]

[tex] - 7x - 5x + 5 = 17[/tex]

[tex] - 12x + 5 = 17[/tex]

[tex] - 12x = 17 - 5[/tex]

[tex] - 12x = 12[/tex]

[tex]x = \frac{12}{ - 12} [/tex]

[tex]x = - 1[/tex]

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