please solve my question
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(2x-5y)³=(2x)³-(5y)³-3(2x)(5y)(2x-5y)
13³=8x³-125y³-30xy(13)
2197=8x³-125y³-30(5)(13)
2197=8x³-125y³-1950
8x³-125y³=2197+1950
ANSWER:-4147
13³=8x³-125y³-30xy(13)
2197=8x³-125y³-30(5)(13)
2197=8x³-125y³-1950
8x³-125y³=2197+1950
ANSWER:-4147
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