What is the first step to simplify this expression, following the order of operations? Perform the step, and show your work. (4x2 + 8x + 15) + (x2 − x − 27) − (x + 5)(x − 7)

What is the binomial expansion of (2x-3)^5

Adifferent website gives the cost for the first train as £56.88 and the second train as £20.11 with a £9.50 charge for cycle storage for the whole trip. how much would the journey cost you?

What is the equation, in point-slope form, of the line that has a slope of 6 and passes through the point (–1, –8)? a. y+8 = 6 (x+1 )