atirahmalik5059 atirahmalik5059
  • 09-09-2017
  • Mathematics
contestada

Determine which value is a solution to the open sentence. 3 + 6x = 21
a. 3
b. 18
c. 12
d. 4

Respuesta :

Ilyes39
Ilyes39 Ilyes39
  • 09-09-2017
It's a. 3.
because 
3+6x=21
6x=18
x=3.
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