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