20 points
the function f is defined by f(x)=2.1x−1.7. use this formula to find the following values of
f(x+2)
f(c+a)

Point e(−5, 3) and point d(−4, −3) are located on the grid. which measurement is closest to the distance between point e and point d in units? a) 6.1 units b) 6.3 units c) 6.5 units d) 6.7 units

The number of revolutions of two pulleys is inversely proportional to their diameters. if a 24-inch diameter pulley making 400 revolutions per minute is belted to an 8-inch diameter pulley, find the number of revolutions per minute of the smaller pulley.

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?