Simplify:
-5v + (-2) + 1 + (-2v)

Which of the following are parts of a sphere

Apark is in the shape of a rectangle. the park authorities are planning to build a 2-meter-wide jogging path in the park (shown as the shaded region in the image). what is the area of the jogging path? plz

Solve for n? [tex]z = \frac{3}{4} mn[/tex]