MATT: Welcome to The Maths Show with meMatt Parker. Today we’re doing algebra,specifically negative numbers. Nownegative numbers can be quite tricky, infact for a long time mathematiciansrefused to ...
Two of the terms involve \(x\) and two involve \(y\). Now we can combine the \(x\) terms and combine the \(y\) terms to get \(3x + 2y\).