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3x(7y-5x)= 21xy-15x²(4a-9)(2b+3)=8ab+12a-9b-276ab²b- 3ab²+ 12ab= 3ab(2ab²-b+4)
3x(7y-5x)=21xy-15x²
(4a-9)(2b+3)=8ab+12a-9b-27
6ab²b-3ab²+12ab=3ab(2ab²-b+4)
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3x(7y-5x)= 21xy-15x²
(4a-9)(2b+3)=8ab+12a-9b-27
6ab²b- 3ab²+ 12ab= 3ab(2ab²-b+4)
3x(7y-5x)=21xy-15x²
(4a-9)(2b+3)=8ab+12a-9b-27
6ab²b-3ab²+12ab=3ab(2ab²-b+4)