Tom bought a sports drink for $1.25. He paid with nickels and dimes. He used 17
coins in all. How many nickels (n) and how
many dimes (d) did he use?
n + d = 17
0.05n + 0.100 = 1.25

Choose the point slope form of the equation below that represents the like that passes through the points (-6,4) and (2, 0)

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.