Find two numbers with a sum of 65. Twice the smaller number is 10 more than the larger number.

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

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?