periwinklestar periwinklestar
  • 29-08-2018
  • Mathematics
contestada

simplify each expression
4sg/-5g
and
(8 + 7a) + 4

Respuesta :

gmany
gmany gmany
  • 29-08-2018

[tex] \dfrac{4sg}{-5g}=-\dfrac{4}{5}\cdor\dfrac{sg}{g}=-\dfrac{4}{5}s\\\\(8+7a)+4=7a+(8+4)=7a+12 [/tex]

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