QueenEm
QueenEm QueenEm
  • 26-09-2017
  • Mathematics
contestada

How to do 4x=3y-7 and x=4

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Bmartine Bmartine
  • 26-09-2017
4x=3y-7
4(4)=3y-7
16=3y-7
+7      +7
23=3y
      divide by 3 on both sides 
7.6 or 7.7 rounded = y
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