7.1(6)+4.8(6)= 71.4 the answer is $71.4
The answer would be 329.49
To withdraw means to take money out, so you would subtract.
A deposit is to add money so you would add money
They all 3 have no solution!
Assuming we want to factor the formula to (x+3)(x+3), you want to have a +9 where there is a -4 now. So you must add 13.