What is 80% expressed as a fraction in lowest terms?

State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

What value of x is in the solution set of 4x – 12 s 16 + 8x?