Bonjour
7x(2x-6)+(3x-4)(2x-6)
= 14x² - 42x + 6x² - 18x - 8x + 24
= 14x² + 6x² - 42x - 18x - 8x + 24
= 20x² - 52x + 24.
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Bonjour
7x(2x-6)+(3x-4)(2x-6)
= 14x² - 42x + 6x² - 18x - 8x + 24
= 14x² + 6x² - 42x - 18x - 8x + 24
= 20x² - 52x + 24.