Question

EXERCISE 12.2
Simplify combining like terms:
(1) 21b-32 + 7b - 205
(ii) - 2? + 1322 - 5z + 733 - 152
(ii) p-p-9) - 9-(q-p)
(iv) 3a - 2b - ab - (a - b + ab) + 3ab + b - a
(v) 5.xy - 5x2 + 3yx - 3y2 + x2 - y2 + 8.xy? - 3y
(vi) (3y2 + 5y - 4) -(8y - y2 - 4)​

Answer 1

Answer:

21b-32+7b-205

28b-237