Question

chapter 12 algebraic expressions ex 12.2 ques 1 simplify combining like terms : (iii) p-(p-q) -q- (q-p)​

Answer 1

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

p-p+q-q-q+p

p-p+p+q-q-q

2p-p+q-2q

p-q

I hope you understand

thank you