The circumference C of a circle with radius r can be calculated using the formula C=2nr which formula represents r in terms of C?

Ellen makes and sells bookmarks. she graphs the number of bookmarks sold compared to the total money earned. why is the rate of change for the function graphed to the left?

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b

On her first stroke, maya hit a golf ball 146 yards, 2 feet, 11 inches. on her second stroke, she hit it 163 yards, 1 foot, 2 inches. how far did the ball go all together? convert the answer to larger units whenever possible.