5a-[6a-{9a-(10a-4a-3a)}]
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6
5a[6a-{9a-(10a-7a)
=5a-[6a-{9a-3a}
=5a-[6a-6a]
=5a-0
=5a is the answer
=5a-[6a-{9a-3a}
=5a-[6a-6a]
=5a-0
=5a is the answer
Answered by
0
Answer:
5a
Step-by-step explanation:
5a-[6a-{9a-10a+4a+3a}]
5a-[6a-9a+10a-4a-3a]
5a-6a+9a-10a+4a+3a
(5a+9a+4a+3a)+(-6a-10a)
21a-16a
5a
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