find the value of a if (a+3) (a-3)-a(a+5)=6
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Answered by
3
Step-by-step explanation:
=a^2-3a+3a-9-a^2-5a=6
=-9-5a=6
-5a=15
a=-3
Answered by
1
Answer:
a=3
Step-by-step explanation:
a=3 here we to use the formulas
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