X+2y=4 & 4y-2y=12 are these parallel, perpendicular, or neither I NEED HELP QUICK PLEASEE

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.

Bo is buying a board game that usually costs bb dollars. the game is on sale, and the price has been reduced by 18\%18%. what could you find the answer?