lillianball lillianball 15-06-2021 Mathematics contestada Which expressions are equivalent to g + h + (j + k)? Check all that apply. 1. g + (h + j) + k 2. (g + h) + j k 3. (g + h) + j + k 4. g + (h j) + k 5. g h + j k 6. g (h + j) k 7. g + h (j + k) will give brainlist to the correct answer!!