Write two expressions that are equivalent to the expression below. (9- c) +(9 -c)+(9- c) +(9- c)

Alawn mower manufacturer incurs a total of 34,816 in overhead costs and 388 per lawn mower in production costs. how many lawn mowers were manufactured if the average cost of productions is 660

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

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