Brandon used inverse operations to solve an equation in his homework assignment. during which step, if any at all, did brandon use the incorrect inverse operation to isolate the variable? equation: 8x3 + 2 = 26 brandon's solution: step 1: (subtract 2 from each side.) step 2: (divide each side by 8.) step 3: (divide each side by 3.) step 1 step 2 step 3 all of the inverse operations were correct.

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?

Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14

What line represents the relationship between r and s