Question

( 2x2 + 1)+(4(2x2 + 1) x=3.5

Answer 1

25x=3.5

x=25/3.5

7.1428571429

Answer 2

Answer:

Step-by-step explanation:

(2x2 +1)+4 (2x2+1) x =3.5

2x(3) +4× 2x(3)x =3.5

6x +4 ×6x = 3.5

36x +4 =3.5

36x = 3.5 -4

36x = -0.5

x = -0.5/36