Question

Упростите выражение : (4х-2)×(х+3)-2х×(х+7)​

Answer 1

4x^2+12x-2x-6-2x^2-14x

2x^2-4x-6

Answer 2

$(4x - 2) \times (x + 3) - 2x \times (x + 7)$

$4 {x}^{2} + 12x - 2x - 6 - 2 {x}^{2} - 14x$

$2 {x}^{2} - 4x - 6$