Add the following
a. -9a+4c,8b-9c and 14a-b+ 4c.
a²c-13ac+ 2a²and 3ac+22a²+2.
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Answer:
1.) -9a+4c+8b-9c+14a-b+4c
=} -9a+14a+4c-9c+8b-b
=} 5a-5c+7b
2.) a²c-13ac+2a²+3ac+22a²+2
=} a²c-13ac+3ac+2a²+22a²+2
=} a²c-10ac+24a²+2
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