Is 3 inches on a map covers 225 miles what is the scale on inches 2 miles

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)

In terms of x, find an expression that represents the area of the shaded region. the outer square has side lengths of (x+5) and the inner square has side lengths of (x-2), as shown. area: a1 x + a2 square units submit

Brad earns $12.75/hr and works 40 hours a week. what is his gross annual income?