Merrdederderr
Merrdederderr Merrdederderr
  • 01-02-2016
  • Mathematics
contestada

Which expression is equivalent to 7/12(24 - 12m) - 1/3(21m + 27)?

5
7m+2
-14m+5
-14m+23

Respuesta :

Panoyin
Panoyin Panoyin
  • 01-02-2016
⁷/₁₂(-12m + 24) - ¹/₃(21m + 27)
⁷/₁₂(-12m) + ⁷/₁₂(24) - ¹/₃(21m) - ¹/₃(27)
-7m + 14 - 7m - 9
-7m - 7m + 14 - 9
-14m - 5
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