anclardy anclardy 23-03-2022 Mathematics contestada GIVING BRAINLIST AGAIN YOU MIGHT HAVE A CHANCE! Which inverse operation is needed to isolate the variable in the equation r + 8.9 = 17.4? Group of answer choices Add 8.9 to both sides. Subtract 8.9 from both sides. Add 17.4 to both sides. Subtract 17.4 from both side