In a subtraction formula, the sum of the subtracted, the subtracted and the difference is 19.8. If the difference is 2.75, how much is the subtracted and how much is the subtracted? Yes

In a subtraction formula, the sum of the subtracted, the subtracted and the difference is 19.8. If the difference is 2.75, how much is the subtracted and how much is the subtracted? Yes

Let the subtracted be x and the subtracted be y
x-y=2.75
x+y+2.75=19.8
x+y=17.05
(x-y)+(x+y)=2.75+17.05=19.8=2x
So x = 9.9
y=7.15
Mobile phone party is very hard~