Harry purchase 16 hinges for his kitchen project they were each on sale for three dollars off the regular price the total cost of the hinges was $80 what was the regular price for each hinge enter your answer in the box!

Which of the following lines is not parallel to the graph of y = 4x +7?

The inside wheels of a car traveling on a circular path are rotating half as fast as the outside wheels. the front two wheels are six feet apart. what is the number of feet in the path traced by the inside front wheel in one trip around the circle? express your answer in the form "k \pi", where k is an integer.

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.