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

09-09-2017

It's a. 3.
because
3+6x=21
6x=18
x=3.

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