0.105 is 0.05 times a number.

Let x represent the unknown number.

Which pair of equations are both true?

​ 0.105x=0.050.105x=0.05 and ​ x=0.00525x=0.00525 ​
0.05x=0.1050.05x=0.105 ​ ​and ​ x=2.1x=2.1 ​
​ 0.05x=0.1050.05x=0.105 ​ and ​ x=0.00525x=0.00525 ​ ​
0.105x=0.050.105x=0.05 and ​ x=2.1x=2.1 ​

Respuesta :

The answer is the second one. 0.105 times a number is 0.05. 0.05 is 1.05. x is equal to 2.1
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