Question

subtract 5x(x-2y+5) from 3x(4x+2y-5)​

Answer 1

Step-by-step explanation:

$3x(4x + 2y - 5) - 5x(x - 2y + 5) \\ = 12 {x}^{2} + 6xy - 15x - 5 {x}^{2} + 10xy - 25x \\ = 7 {x}^{2} + 16xy - 40x$

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