Simplify:
7. 15 - [21 - {13 - (7 - 4-1)}]
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Answer:
heya mate ☺
15 - [ 21 - { 13 - ( 7 - 4 - 1 ) } ]
= 15 - [ 21 - { 13 - ( 3 - 1 ) } ]
= 15 - [ 21 - { 13 - 2 } ]
= 15 - [ 21 - 11 ]
= 15 - 10
= 5
✌ hope it helps u ✌
Answered by
2
thank u dear
ANSWER====5
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