Question

Решите уравнение::::::::

Answer 1

$frac{4x2+7x+3}{4} - frac{7x2+3x+4}{7} =0, frac{4*7*(4x2+7x+3)}{4} - frac{4*7*(7x2+3x+4)}{7} =0,$
7(4x2+7x+3)-4(7x2+3x+4)=0
28x2+49x+21-28x2-12x-16=0
37x+5=0
37x=-5
x=-5/37