Ali invested money in two accounts, one paying 5% interest and the other paying 6% interest. The amount invested at 5% was 1000 TL more than the amount invested 6%. He earned a total of 820 TL interest in 1 year. Use a system of equations to find the amount invested in each account.

180

step-by-step explanation:

step-by-step explanation:

duck you

ending amount = beginning amount / (2^n)

where "n" = number of half-lives (or elapsed time / half-life)

ending amount = 50 mg / (2 ^10 / 5.3)

ending amount = 50 mg / (2 ^ 1.8867924528)

ending amount = 50 m / 3.6981210597

ending amount = 13.5203794557 mg

or about 13.5 mg remain

source:  

the correct answer is b.

this is because an open circle means < or > & since the line goes left it is < -3.

the next one has a filled circle so it can only be ≥ or ≤ and since the line goes right from 1 it is ≥ 1

hope that