Question

Решить дробь(упростить)

Answer 1

...........=$frac{7x(x-3)-4x}{x-3}* frac{3(x-3)}{2(7x-25)}= frac{3(7 x^{2} -21x-4x)}{2(7x-25)}= frac{3x(7x-25)}{2(7x-25)}=3x/2=1.5x$