kamillaimoya kamillaimoya
  • 09-12-2020
  • Mathematics
contestada

7X-2=19
7x=19+2
7x=21
X=3
How do I verify this answer?

Respuesta :

Аноним Аноним
  • 09-12-2020

Answer:

to verify this answer you need to substitute the answer you got for x

Step-by-step explanation:

7(3)-2=19

21-2=19

19=19

this means that you are correct

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