7a + 5 - 7a +4 if a=-4
Answers
Answered by
1
=7a+5-7a+4
=5+4 *+7a-7a will be cancelled
=9
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Answered by
3
7(-4)+ 5 - 7(-4) +4
-28+5-(-28)+4
Therefore ,
-28 would be canceled as it is - and +
So,
5+4=9
Ans to your question is
(9)
-28+5-(-28)+4
Therefore ,
-28 would be canceled as it is - and +
So,
5+4=9
Ans to your question is
(9)
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