(2x2 - 5x3) - (7x2 - 7x3).

please help me in answering  this math problem for class?
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1 Answer

me assume that stuf shood be

2*2 -5*3 -(7*2 -7*3)

=4-15  -(14-21)

=-11 -(-7)

=7-11

=-4
by

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