How many variable terms are in the expression 3x3y + 5xz − 4y + x − z + 9?

The sum of two numbers is 86, and their difference is 20. find the two numbers

Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.

Thee blue triangle has rotated from quadrant i to quadrant iii about the origin. describe the effects of the rotation on the coordinates of the blue triangle.