Anumber n is increased by 8. if the cube root of that results equals -0.5, what is the value of n?

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

Is the figure congruent? yes or no?

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.]