Which expression is equivalent to 4 x minus 9 + 6 y + 17 x?

17 x + 6 y + 4 x minus 9
9 + 6 y minus 4 x + 17 x
(4 x + 17 x) minus (9 + 6 y)
(4 x + 6 y) minus (9 + 17 x)

Two triangles can be formed with the given information. use the law of sines to solve the triangles. b = 49°, a = 16, b = 14

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.]

Factor and solve to find roots x squared -x - 90 =0