A number times 8.4 is 52.08.

Let x represent the unknown number.

Which pair of equations are both true?

8.4x=52.088.4x=52.08 and ​ x=437.472x=437.472 ​

​ 52.08x=8.452.08x=8.4 ​ and ​ x=437.472x=437.472 ​ ​ ​

​ ​ 52.08x=8.452.08x=8.4 ​ ​and ​ x=12.4x=12.4 ​ ​

​​ ​ 8.4x=52.088.4x=52.08 ​ ​and ​ x=6.2x=6.2 ​