i am new so i have no clue what i am doing but i have a question. what are the points for and what do you do with them?

Which expression is equivalent to −16y+13 ? −16(−y+13) 16(−y+2) −16(y+2) 16(−y+13)

Which of the following expressions is equal to 2x^2+8

How do the definitions, properties, and postulates you've learned about line segments, parallel lines, and angles to define the shapes of polygons