Guys, I need help for questions #10 and #11 of 4.5 Modelling With Algebra from Hung Vuong Learning Centre like immediately: Take a look at 2 of the images below and answer it as soon as possible!

I will give anyone a Brainliest to see if whoever got the best answers with the best effort and step-by-step explanations, well good luck guys and I check anyone’s answers to see if it’s appropriate for me! :)

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.