How would you use a number line to find the opposites of the integers 3 units away from -7

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression

Draw a tape diagram to represent each situation. for some of the situations, you need to decide what to represent with a variable andre bakes 9 pans of brownies. he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.