Find x if (x,7) and (21, -3) are ordered pairs in the same inverse variation

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*

What is the rate for one gallon of gasoline

Drag each number to the correct location on the statements. not all numbers will be used. consider the sequence below. -34, -21, -8, 5, complete the recursively defined function to describe this sequence