arianahamingto
arianahamingto arianahamingto
  • 08-09-2017
  • Mathematics
contestada

All of the following are equivalent except 4 x y , 4 + y , 4y, (4)(y)

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choixongdong
choixongdong choixongdong
  • 08-09-2017
4 x y, 4y and  (4)(y) are equivalent 

except 

4 + y
Answer Link
kphung76127
kphung76127 kphung76127
  • 08-09-2017
4+y is not equivalent to the rest

4y=4*y. In algebra, when a number and variable are placed next to each other, it represents multiplication. This also applies to (4)(y), which is 4*y.
Answer Link

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