anbeatty anbeatty
  • 21-10-2020
  • Mathematics
contestada

Twice the difference of a number and 3 is 7 using y as the unknown variable

Respuesta :

surjithayer10 surjithayer10
  • 21-10-2020

Answer:

6.5

Step-by-step explanation:

2(y-3)=7

2y-6=7

2y=7+6

2y=13

y=13/2=6.5

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