Algebra

1. Pattern making Rules

2. Variables ( "x")

2.1. a,b,m,n,p,q,x,y,z

3. Expression with variables

3.1. 2m , 3s+1 , 8p , n+3

4. Rules from Geometry

5. Rules from arthematic

6. Simple equation

6.1. L.H.S & R.H.S of an equation

6.1.1. Condition L H S = R H S

6.2. Solution (Trial and error method)