Evaluate the following expression using the values given:
find 5x - 3y - z if x = -2, y = 2, and z = -3

-19

19

13

-13

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

Do,h = (7, 9) (14, 18) the scale factor is

What is the greatest number of parts of a circle that can be formed by cutting the circle with 7 straight cuts? (note: the parts do not have to be equal in size)