Which expression is equivalent to ⁻3(⁻6b + 5)? a)⁻18b - 15 b)⁻6b + 15 c)6b - 15 d)18b - 15

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.]