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8x /3 - 7x =5

Guest Apr 19, 2017
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8x /3 - 7x =5     multiply through by 3 to clear the fraction

 

8x - 21x  =  15     combine like terms

 

-13x  = 15          divide both sides by -13

 

x = -15 / 13

 

 

 

cool cool cool

CPhill  Apr 19, 2017

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