A bus heading to Belfast leaves Antrim every 36 minutes. A bus heading to Ballymena leaves Antrim every 45 minutes.
At 10am the bus to Belfast and the bus to Ballymena both leave Antrim Bus station.
Work out the next time the buses both leave at the same time?

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.]