math7645 math7645
  • 17-10-2018
  • Mathematics
contestada

What is 6×5×4×7+z=9831

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loveisabella59 loveisabella59
  • 17-10-2018

6*5*4*7+z=9831


We move all terms to the left:


6*5*4*7+z-(9831)=0


z-9831+6*5*4*7=0


We add all the numbers together, and all the variables


z-8991=0


We move all terms containing z to the left, all other terms to the right


z=8991


   

   

Answer Link
alexeli alexeli
  • 17-10-2018
z=8711
6×5=30
30×4=160
160×7=1120
9831-1120=8711
Answer Link

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