Solve the problems. 1 Two angles are vertical angles. One angle is labeled 2xº. The other angle is labeled (x + 30)°. Find the value of x. A 30 B 90 C 120 D 180​

1. a parachutist is 800 feet above the ground when she opens her parachute. she then falls at a constant rate of 5 feet per second. select the equation that represents this situation. h = -800t + 5 y = -5x + 800 h = 5t - 800 y = 800x + 5 i need

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]

30 ! the graph shows the number of siblings different students have. select from the drop-down menus to correctly complete the statement.