What is the nature of the set, A={x€z ,x<6}?

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number

What does x = in this equation x+3+2x=x+5

Find the distance between (7,-6) and (-3,-9)