A car dealership owner created a data table to see how many new and used cars were sold over several months. Month New Used July 37 63 August 45 32 September 20 44 October 27 39 November 71 12 December 48 87 What is the range for the number of cars, new and used, that were sold from July to December?

Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.