Given: 3 − 2(x + 4) = 13 prove: x = −9

Do not comment if you aren’t going to . create a real-life situation and create a system and show how it might be modeled algebraically with a system of equations (or inequalities) show all work include a few sentences explaining the situation, your variables of choice and what each represents, and how you would set it up and solve it algebraically. !

Let r = 3. what is the value of r + 58?

Find the arc length of the semicircle. 7the grade