soniyahm soniyahm
  • 13-04-2017
  • Mathematics
contestada

12lb- 5oz- 7lb 10oz =

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jasamjovana
jasamjovana jasamjovana
  • 13-04-2017
You need to combine like terms.
it should be:
12ibs-7ibs-5oz-10z
5ibs-(-5oz)
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