simplify (17 by 19)8 × (19 by 17)-4 = ( 17 by 19) 2×
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Answer: here
Step-by-step explanation:
16-[11-{8÷ (17+3 X 2-19)}]
= 16-[11-{8÷ (17+6-19)}]
=16-[11-{8÷ (23-19)}]
=16-[11-{8÷ 4}]
=16-[11-2]
=16-[9]
=7
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