When each operation described below is performed to both sides of an inequality, is the inequality sign preserved or reversed?

Find the difference (8ab+a+2) - (3ab+6)

Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days

The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250