2.For the equation 3x = 27, what inverse operation must be performed to isolate the variable?AdditionSubtractionMultiplicationDivision3.4. Select the correct expansion of the exponent term 15515515 x 515 x 15 x 15 x 15 x 15 None of the above5.What is the inverse operation that must be performed to solve the equation x - 15 = 9?Add 15 to both sides of the equationSubtract 15 from both sides of the equationSubtract 9 from both sides of the equationAdd 9 to both sides of the equation6.Select all of the steps that should be performed to solve the equation 12 + t = 108 (3 points, which means you are to select three options below. No partial credit.)12 + t = 108 - 1212 - 12 + t = 108 - 12t = 960 = 96 - t0 + t = 96 - t + t12 + t = 108; 12 + 96 = 108; 108 = 108 √7.Which is the correct answer for the term −34-34?-1212-8181Description