How do i turn the variable into a number?

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

If you apply the changes below to the absolute value parent function, f(x)=\x\, which of these is the equation of the new function? shift 2 units to the left shift 3 units down a. g(x)=\x-3\-2 b. g(x)= \x-2\-3 c. g(x)= \x+3\-2 d. g(x)= \x+2\-3

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2 acellus answer