gurlmia
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  • 16-03-2017
  • Mathematics
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Explain the error in the students work.

Explain the error in the students work class=

Respuesta :

aeb047
aeb047 aeb047
  • 16-03-2017
They didn't distribute the 3 before doing the addition in the second step. They should've added 15 to both sides because 3*5 = 15
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