chettydante688 chettydante688 10-03-2024 Mathematics contestada Question 4 Calculate the following without using a calculator (Show all steps): 4.1. 60-(-15)+(-13) -2(-3)+27+(-3)+3 4.2. 4.3. -3x-1+49 (√49) 4.4. √25+27-2(-3)°