Write an equation in point slope form that passes through the point (1,8) & slope of -3 show all work

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?

George has seven boxes of five pencils. giulio three boxes of eight pencils. one of the boys arranges all his pencils equally into two groups. was this george or giulio how many are in each group explain

Your company will replace the asphalt roofs on all the buildings at the factory complex shown below. the buildings have flat roofs. you charge according to the total roof area. what is this area, in square yards?