Tell whether each expressions in each pair are equivalent
8 + 6 + b and 8 + 6b

Suppose the first five terms of a sequence are 4, 5, 9, 27, 123. how could the next term in the sequence be generated?

What are the domain and range of the function f(x)=2^x+1

Set up and solve a proportion for the following application problem. if 55 pounds of grass seed cover 404 square feet, how many pounds are needed for 7272 square feet?