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What is
12а + 7x - За – 2х


Sagot :

Answer:

=12a-3a+7x-2x

=9a+5x

This is the answer.

Hope it helps you..

Answer

=12a+7x-3a-2x

=9a+7x-2x

=9a+5x

Explanation

This is the ans. hope you like it....