katarayoung1 katarayoung1
  • 06-04-2017
  • Mathematics
contestada

what is b + 9 - 2b = 6
what is 5( j - 4 )+j = -8
what is 3d - 5 - 2d = -9

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Аноним Аноним
  • 06-04-2017
b + 9 - 2b = 6
            -b = 6 - 9
             -b = -3
               b = 3

5(j - 4) + j = -8
5j - 20 + j = -8
           6j = 12
             j = 12/6
             j = 2



3d - 5 - 2d = -9
                d = -9 + 5
                d = -4

hope this helps :)










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