I think the answer to your question is 11.11 I hope this helps
You need to multiply the four numbers and then takeway
No, the 2 lines can never ever be both parallel and perpendicular if I'm not mistaken. This is because a set of parallel lines will never touch each other at all. However perpendicular lines are two lines that meet up to get an angle of 90. You cannot have two lines that never touch and touch at the same time.
Answer:
22x+10y
Step-by-step explanation:
15x + 2y + 7x + 8y ----> 22x+10y