Question

7x-1=20 qual e o resultado
$7x - 1 = 20$
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Answer 1

7x - 1 = 20

7x = 20 + 1

7x = 21

x= 21/7

x= 3

Answer 2

Resposta:

3

7x-1=20

7x=20+1

7x=21

x=21/7

x=3