Use substitution to solve the system of equations

What is the distance between the points 4,10 and -3,-14 on the coordinate plane

Which statement accurately explains whether a reflection over the x-axis and a 180° rotation would map figure acb onto itself?

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?