The sum of two numbers, x and y, is 12. the difference of x and two times y is 6. what are the values of x and y?

x = 8, y = 4

x = 10, y = 2

x = 18, y = -6

x = 20, y = -8

Identify the number 127 as a rational or irrational. explain

The area (a) of a circle with a radius of r is given by the formula and its diameter (d) is given by d=2r. arrange the equations in the correct sequence to rewrite the formula for diameter in terms of the area of the circle.

You borrow $25,000 to buy a boat. the simple interest rate is 4%. you pay the loan off after 10 years. what is the total amount you paid for the loan?