nataliekress22 nataliekress22
  • 15-10-2021
  • Mathematics
contestada

how do I show work for 1/3 (y+7) = 3 (y-1)

Respuesta :

adamabdullahi
adamabdullahi adamabdullahi
  • 15-10-2021

Answer:

1/3(y+7)=3(y-1)

(y+7)/3=(3y-1)

by cross multiplying

3(3y-1)=(Y+7)

9y-3=y+7

take like terms

9y-y=7+3

8y=10

y=10/8

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