I need someone to show me how to solve this equation!?

  • Thread starter Thread starter heather29067
  • Start date Start date
H

heather29067

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7(x-1)=2(x+3)+4(x-7)
I can get this far
7x-7=2x+6+4x-28
7x-7=6x+6-28
From there I'm lost my book said the answer is -15 but I cannot get that
 
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