Question

12 x square - 12 x ( X - 1 ) + x( 7 + 3 x)​

Answer 1

=12x^2-12x^2-12x+7x3x^2

=3x^2-5x

Answer 2

Answer:

$12x^{2} - 12x(x - 1) + x(7 + 3x)$

$12x^{2} -12x^{2}+12x+7x + 3x ^{2}$

$12x(x - x + 1) + x(7 + 3x)$

hope it's gonna help u ☺