If a meal costs $42.67 plus 8%tax and you tip the waiter 20% tip how much did you pay

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

What is the slope of the equation y =

Write two point-slope equations for the line passing through the points (6, 5) and (3, 1)