2x+3=8 to the fifth power

Show algebraically that f and g are inverse functions f(x)=x^2/-6; g(x)=square root of 2x+12

Beth makes batches of bluberry muffins and banna muffins. each batchis 6 muffins. she makes 2.5 batches of bluberry muffins. how many batches of bananna muffins should beth make if she wants to have a total of 60 muffins?

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles