a) ab + ac = a × ( b + c )
b) ab + 7 a = a × ( b + 7 )
c) ab + a = a × ( b + 1 )
d) ab - ac = a × ( b - c )
e) ab - 3a = a × ( b - 3 )
f) ab - a = a × ( b - 1 )
g) ab + ac - ad = a × ( b + c - d )
h ) ab + 5 a - ac = a × ( b + 5 - c )
i) ab + ac - a = a × ( b + c - 1 )