The U.S. military said Iran had launched a ballistic missile toward Kuwait. Iran’s Revolutionary Guards said it had targeted an unspecified U.S. base in retaliation for earlier strikes. The ...
Same signs give a positive: \(3 + (+2) = 3 + 2 = 5\) Same signs give a positive: \(3 - (-2) = 3 + 2 = 5\) Different signs give a negative: \(3 + (-2) = 3 - 2 = 1 ...