Answer:
23.5x +4
Step-by-step explanation:
[tex]\dfrac{21x^2+26x^2+8x}{2x}=\dfrac{47x^2+8x}{2x}\\\\=\dfrac{47x^2}{2x}+\dfrac{8x}{2x}=\dfrac{47}{2}x+\dfrac{8}{2}=\boxed{23.5x+4}[/tex]
21x² + 26x² +8x
= _____________
2x
47x² + 8x
= _________
2x(23.5x + 4)
= ___________
= 23.5x + 4
