Solve for x. The answer needs to be simplified: 2x<15

Is a positive integer raised to a negative power always positive

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

Acircle has a circumference of 28.36 units what is the diameter of the circle