5(3+4) - { 8 – [5–(9+6)]}
Begin from inside to outside
= 5(3+4) - { 8 – [5 – 15 ]}
= 5(3+4) - { 8 – (-10) }
=5(3+4) - ( 8 + 10)
= 5 * 7 - 18
= 35 - 18
= 17
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