bewellplus.gsu.edu
Anonymous Anonymous
  • 07-04-2014
  • Mathematics
Answered

im trying to figure out how to do this 3t-7=5t,then 6t=  i want to know how they get the answer -21

Verified Answer :

Fastieh Fastieh
  • 07-04-2014

3t-7=5t
-7=2t |•3
-21=6t

Answer Link
januzo4819864
januzo4819864 januzo4819864
  • 07-04-2014

3t-7=5t
3t-5t=7
-2t=7 |·(-1)
2t=-7 |:2
t=-3,5

t=-3,5 |·6
6t=-21

Answer Link

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