5. 7x + 2 + 4y identify the terms i'm i'm a dumb person and these confuse me the most

The angles below are supplementary. what is the value of x? a pair of supplementary angles is shown. one angle measures 7x + 33, and the other angle measures 70. 5.3 8.14 11 14.7

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)

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?