Question

EXERCISE 12.2
1.) Simplify combining like terms:
(1) 21b-32 + 7b - 205
(ii) - 2 + 13- 52 + 73_153
(i) p-p-9-9-9-p)
Gv 3a - 26-ab- (a - b + ab) + 3 ab + b-a.
(v) 5r'y - 5x + 3yx - 3y + -1+8.172 - 3y?
(vi) (3y + 5y - 4) -(8y-y-4)​

Answer 1

Answer:

1) 21b-32+7b-205

=21b+7b-32-205

=28b-237

Answer 2

Answer:

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