Find the perimeter of a rectangle with sides of (b+3) and (a+5)

2.5 milligrams is equivalent to how many grams

If there is 20 dogs in the shelter and 5 dogs get homes, and then 43 more dogs come. how many dogs are there in the shelter?

Here is my question! jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate. true or false?