Respuesta :

Answer:

x= 10

Step-by-step explanation:

4x^2 + 8x -5 and ×= 3/4

4(3/4)^2 + 8(3/4) -5

4/1 × 3/4 = 12/4

8/1 x 3/4= 24/4

= 3^2 + 6 -5

=9 + 1

so there for x= 10

:)