If u subtract 17 from my number and multiply the difference by -7, the result is -35.What is my number

Plz determine whether the polynomial is a difference of squares and if it is, factor it. y2 – 196 is a difference of squares: (y + 14)2 is a difference of squares: (y – 14)2 is a difference of squares: (y + 14)(y – 14) is not a difference of squares

For g(x) = 5x - 3 and h(x) = [tex]\sqrt{x}[/tex], find (g · h)(4)

Jimmy can run 3.5 miles in 20 minutes. how far can ne run in one hour and ten minutes?