Help I don't know the answer! The current population of a threatened animal species is 1.7 million, but it is declining with a half-life of 20 years. How many animals will be left in 25 years? in 50 years?

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b

1- what do you think the product of a nonzero rational number and an irrational number is? is it rational or irrational? make use of variables, the closure property of integers, and possibly a proof by contradiction to prove your hypothesis.2- why do we have to specify that the rational number must be nonzero when we determine what the product of a nonzero rational number and an irrational number is? if the rational number were 0, would it give us the same result we found in the first question?

How do i put 3(x+7) in distributive property