What is 37% as a fraction and a decimal

Need ! give step by step solutions on how to solve number one \frac{9-2\sqrt{3} }{12+\sqrt{3} } number two x+4=\sqrt{13x-20} number three (domain and range) f(x)=2\sqrt[3]{x} +1

Find the difference (8ab+a+2) - (3ab+6)

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers