Which expression is equivalent -7(4x-3)

If f(x) = -5x + 1 and g(x) = x3, what is (gºf)(0)? enter the correct answer

Suppose the equation ||x-a|-b|=2008 has 3 distinct real roots and a not =0. find the value of b.

The deepest part of the swimming pool is 12 feet deep.the shallowest part of the pool is 3 feet deep.what is the ratio of the deeply of the deepest part of the pool to depth of the shallowest part of a pool?