Help help help help help help me em me me me me plz plz plz plz

2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

Y+ 2/y is it a polynomial in one variable or not? and if so, why?

Haquira is baking cookies to put in packages for a fundraiser. shaquira has made 8686 86 chocolate chip cookies and 4242 42 sugar cookies. shaquira wants to create identical packages of cookies to sell, and she must use all of the cookies. what is the greatest number of identical packages that shaquira can make?