Which properties justify the steps taken to solve the system? {2+7b=0{3a-5b=31 Drag the answers into the boxes to match each step.I will mark you as brainlinest for correct answer!!!!!pleaseeeee help!!!!!!

Answer:Step 1 = Multiplication Property of Equality Step 2 = Addition Property of Equality Step 3 = Division Property of Equality Step 4 = Substitution Property of Equality Step 5 = Simplify Step 6 = Subtraction Property of Equality Step 7 = Division Property of Equality I just took the test, this is correct answer(s). I got 99%, only because the other guy was wrong on step 6.  This one is correct.