The half-life of radium is 1600 years. If 3 kg are present now, how much will be present after 16,000 years?

Nparallelogram lmno, what are the values of x and y? x = 11, y = 14 x = 11, y = 25 x = 55, y = 14 x = 55, y = 25n parallelogram lmno, what are the values of x and y? x = 11, y = 14 x = 11, y = 25 x = 55, y = 14 x = 55, y = 25

4+(2+x) can you me solve this problem

Y= x – 6 x = –4 what is the solution to the system of equations? (–8, –4) (–4, –8) (–4, 4) (4, –4)