The perimeter of a square is 28 feet what is its area in square feet

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

The sum of the reciprocal of a positive number and the reciprocal of 2 more than the number is 3/4 equation: the number is