The circumference of a circle is 10 pie cm. what is the radius of the circle

Solve 3x-18=2y and 5x-6y=6 by elimination show work

Eliza wants to make $10,000 from her investments. she finds an investment account that earns 4.5% interest. she decides to deposit $2,500 into an account. how much money will be in her account after 14 years?

Pls what is the relative minimum of the function? enter your answer in the box