Question

Simplify combining like terms: (iii) p – (p – q) – q – (q – p)

Answer 1

Answer:

p-q

Step-by-step explanation:

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

p-p+q-q-q+p

p-p+p+q-q-q

p-q

Answer 2

Answer:

soory I don't do all questions I will do the toughest and the last one

Step-by-step explanation:

3v2 + 5v - 4 -8v +v2 + 4 (- multiply -=+)

4v2 - 3v

v(4v - 3)