You were billed $28.50 for additional data usage on your cell phone at a rate of $9 per gigabyte. three choices are correct ways to calculate the additional gigabytes, g, that you used. which choice is not?

a.) 9g = 28.5
b.) 9/g = 28.5
c.) 28.5 = 9 x g
d.) 28.5/9 = g

will give brainliest if correct ♥

For the function, f(x) = -5x 2, find f(-4).

Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

17. a researcher measures three variables, x, y, and z for each individual in a sample of n = 20. the pearson correlations for this sample are rxy = 0.6, rxz = 0.4, and ryz = 0.7. a. find the partial correlation between x and y, holding z constant. b. find the partial correlation between x and z, holding y constant. (hint: simply switch the labels for the variables y and z to correspond with the labels in the equation.) gravetter, frederick j. statistics for the behavioral sciences (p. 526). cengage learning. kindle edition.