Evaluate the expression: 15m - 7n^3 + -5n - m given m = 1/3 and n = -2

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.]

Using graph paper, determine the line described by the given point and slope. click to show the correct graph below.(0, 0) and 2/3

Pls as soon as ! will award brainliest and 20 ! also the answer is not 22.5 degrees! find the value of x in each case: