(Reuters) – Barcode printer maker Zebra Technologies has agreed to buy Motorola Solutions Incs enterprise business for $3.5 billion in cash, the Financial Times reported, citing people familiar with the discussions. The deal was agreed in the past few days and could be announced as early as Tuesday, the newspaper said. (http://r.reuters.com/cap77v) Motorola Solutions enterprise business, which makes rugged mobile computers and tablets for businesses, has struggled as companies delay orders and cut down on spending. …