Question

5x+4/2+3=9x/4

Answer 1

5x+4/2+3=9x/4
5x-9x/4=-2-3
5x-2.25x=-5
2.75x=-5
x=-20/11 или ~~ -1.81...

Answer 2

$5x+frac{4}{2} +3= frac{9x}{4}$
11x/4=-5
11x=4*(-5)
11x=20
x=1,81