Ответ:
-10х-52
Объяснение:
(4х+3)(2х-4)-8(х²+5)=8х²+6х-16х-12-8х²-40=-10х-52
[tex]\displaystyle\bf\\\Big(4x+3\Big)\Big(2x-4\Big)-8\cdot\Big(x^{2} +5\Big)=4x\cdot 2x-4x\cdot 4+3\cdot 2x-3\cdot 4-8\cdot x^{2} -8\cdot 5=\\\\=8x^{2} -16x+6x-12-8x^{2} -40=-10x-52[/tex]
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Verified answer
Ответ:
-10х-52
Объяснение:
(4х+3)(2х-4)-8(х²+5)=8х²+6х-16х-12-8х²-40=-10х-52
[tex]\displaystyle\bf\\\Big(4x+3\Big)\Big(2x-4\Big)-8\cdot\Big(x^{2} +5\Big)=4x\cdot 2x-4x\cdot 4+3\cdot 2x-3\cdot 4-8\cdot x^{2} -8\cdot 5=\\\\=8x^{2} -16x+6x-12-8x^{2} -40=-10x-52[/tex]