mariana880 mariana880
  • 16-12-2020
  • Mathematics
contestada

Solve for a 1/2 a-9=11

Respuesta :

cril7725
cril7725 cril7725
  • 16-12-2020

Answer:

a=31

Step-by-step explanation:

1/2(a-9)=11

a-9=22

a=22+9

a=31

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