Ill mark brainliest helpp plzzz also its more than one answer!!

a) ( j + m ) / 7

b) The product of j and m increased by 7

Step-by-step explanation:

Parallel Lines :

Parallel lines are the lines which will never intersect and the perpendicular distance between them will be same at everywhere.  

Perpendicular Lines :

The two lines which have the angle of inclination 90° at the point of intersection are called as perpendicular lines.

Let us look at some examples to understand how to construct parallel and perpendicular lines.  

Example :