a
Simplify:
(a) 36 - [18 - {14 - (15 - 4 = 2X?11
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Answer:
36-[18-{14-11}=2×?+11
36-[18-3]=2×?+11
36-15=2×?+11
21=2×?+11
10=2×?
?=5
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