Spidermonkey2010 Spidermonkey2010 11-04-2022 Mathematics contestada Decide whether each equation is true or false. 1. 9 ⋅ 9 ⋅ 3 = 3 5 2. 7 + 7 + 7 = 3 + 3 + 3 + 3 + 3 + 3 + 3 3. 1 7 ⋅ 1 7 ⋅ 1 7 = 3 7 4. 4 1 = 4 ⋅ 1 5. 6 + 6 + 6 = 6 3