19 + 15[{-20 * (55 - 13 - 3)} / (-5)]
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Step-by-step explanation:
19 + 15[{-20*(55-10)}/(-5)]
=19 + 15 [-20*45/-5]
=19+15[-20*-9]
=19+15*180
=19+2700
=2719
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