Question

simplify the following combining like terms

Answer 1

Hey dear!


Here is yr answer......


(v)

= p - (p-q) - (q-p) - q

= p - p + q -q + p - q

= 2p - p - 2q + q

= p - q


(vi)

= 3a - 2b - ab - (a-b+ab) + 3ab + b - a

= 3a - 2b - ab - a + b - ab - 3ab + b - a

= 3a - 2a -2b + 2b -5ab

= a - 5ab


Hope it hlpz..