kaymcc12 kaymcc12

08-08-2018
Mathematics

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nine less than twice a number is thirtyone. what is the answer

Respuesta :

08-08-2018

31+9=40
40/2=20
The solution is 20

Answer Link

vivjiang2002or3dqw vivjiang2002or3dqw

08-08-2018

2x - 9 = 31

Add 9:
2x = 40

Divid by 2
x = 20

Answer Link

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