I need help.
Find the values of the variables in each figure.
3x y 2x+33​

What is the value of x? enter your answer in the box.

Use pascal's triangle to find the missing values. x4 - 4xb + 6x2 - ax + 1

Which lines are parallel? justify your answer. lines p and q are parallel because same side interior angles are congruent. lines p and q are parallel because alternate exterior angles are congruent lines l and m are parallel because same side interior angles are supplementary lines l and m are parallel because alternate interior angles are supplementary.