I really need help with this question....
Darian's IRA has fallen 12.6% since the beginning of the year to 142,500.49. What was the value of her IRA at the beginning of the year?

Question

anonymous · Answer

143500.49 x .126 =18081.06
18081.06+143500.49=$161581.55 is your answer

anonymous · Answer

Thank you so much

dumbcow · Answer

Assume your initial amount(I) is 100%
if you decrease by 12.6%
100-12.6 = 87.4%
Then 142,500.49 = 0.874*I
Just divide by .874 to find I

dumbcow · Answer

same answer but fewer steps :)

anonymous · Answer

what do you mean by finding 1

dumbcow · Answer

oh sorry its just the variable i picked to represent the initial amount at beginning of year.
call it whatever you want

anonymous · Answer

ok thanks

anonymous · Answer

Okay I have another question...
Translate the following situation into an equation. do not solve.
On monday afternoon kelly withdrew 5% of the balance of her banking account to loan her friend some money. On tuesday morning she deposited $100 into her account. She now has $25 more than she did on monday morning. How much was in her account Monday morning?