/Question 9Correct1 points out of 1Question 10Correct1 points out of 1Question 11Correct1 points out of 1Which of the following methods would you use to solve the equation?Select one:a. Subtract 15 from both sides, and then divide both sides by 4. b. Divide both sides by 4, then add 15 to both sides.c. Add 21 to both sides, then divide the left side by 4.d. Add 15 to both sides, the multiply both sides by 4.Please review how to solve equations.The perimeter of a triangle is 29 feet where one side of the triangle is twice the length ofthe shortest side. The largest side is 13 feet more than the shortest side. How long is theshortest side?Select one:a. feetb. feetc. feet d. feetPlease review solving word problems.Which word phrase below represents the expression?Select one:a. Take away seven from the sum of three and the number of adults.b. Three times the number of adults and seven.c. The difference of triple the number of adults and seven.