The equation 2(5 + 7) = (2•5) + (2•7) illustrates what property?

A) associative property
B) commutative property
C) distributive property
D) identity property

What is the perimeter of square abcd? units units 28 units 37 units

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.