Ian wants to run 412 miles to get ready for his upcoming race. he has set up 3 markers the same distance apart to show how far he has run. how far apart are the markers? drag and drop the correct answer to complete the statement.

1. isolate the variable, in this case, d. subtract 35.5 on both sides of the equation.2. 52 subtracted by 35.5 is 16.53. therefore your answer would be d= 16.5this is the basics of pre algebra, isolating variable through adding, subtracting, multiplying, and dividing, if you have any other questions to ask just comment!