kelly3156
kelly3156 kelly3156
  • 21-04-2021
  • Mathematics
contestada

explain how to isolate the variable in the equation -2/3+7=15

Respuesta :

jackiejarrell45
jackiejarrell45 jackiejarrell45
  • 21-04-2021

Answer:

n= -12

Step-by-step explanation:

- 2n/3  + 7=15          Subtract 7 from both sides and move all terms containing

           -7 = -7                      n to the right

- 2n/3 = 8                multiply both sides of equation by - 3/2

-3/2  x (-2n/3) = -3/2 x 8

n= -3/2 x 8                     cancel the common factor of 3

n= -12

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