El profesor se sorprenderá mucho al ver tu solución correcta😉
/2*x \ /1 3*x\ |--- + 1|*9 = 4*|- - ---| \ 3 / \4 4 /
(2/3*x+1)*9 = 4*(1/4-3/4*x)
2/3*x*9+1*9 = 4*(1/4-3/4*x)
2/3*x*9+1*9 = 4*1/4-4*3/4*x
x = -8 / (9)
suma
-8/9
=
-8/9
producto
-8/9
=
-8/9
-8/9