Write a numerical pattern that represents the rule y=x-7 starting with x=78​

The parking lot of a store has the shape shown. all angles are right angles. what is the area of the parking lot?

Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.

Sue's average score for three bowling games was 162. in the second game, sue scored 10 less than in the first game. in the third game, she scored 13 less than in the second game. what was her score in the first game?