Respuesta :

Step-by-step explanation:

(2x4 +7) + (5x4 - 4)

=(8+7) + (20-4)

=15+16

= 31

Hope it helps

Answer: Heyaa! ~

Your Answer is... 31!

Step-by-step explanation:

(2x4 +7) + (5x4 - 4) = 31/ 7x⁴+3

Hopefully this helps you ! ^^