Aman who is 6 feet tall cats a shadow that is 15 feet long. a tree casts a similar shadow is 22 ft how tall is the tree?

What is the solution of the systems of equations? y=2/3x+3 x=-2

Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x

James adds two numbers a + b. sally adds the same two numbers but reverse the order b + a what property of addition assures us that james and sally will get the same sum