Kuta Software - Infinite Algebra 1 Adding and Subtracting Radical Expressions Simplify. 1) 3sqrt (6)-4sqrt (6) 2) -3sqrt (7)+4sqrt (7) 3) -11sqrt (21)-11sqrt (21) 4) -9sqrt (15)div 10sqrt (15) 5) -10sqrt (7)+12sqrt (7) 6) -3sqrt (17)-4sqrt (17) 7) -10sqrt (11)-11sqrt (11) 8) -2sqrt (3)+3sqrt (27) 9) 2sqrt (6)-2sqrt (24) 10) 2sqrt (6)+3sqrt (54) 11) -sqrt (12)div 3sqrt (3) 12) 3sqrt (3)-sqrt (27)

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