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3. Evaluate the following equation 6(x - 3) + 10 =
2(3x - 4).

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

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.

Having a hard time understanding this question (see attachment).