Simplify
a. x + 9 over 5x
b. x - 8 over x + 1
c. 6(x + 2)
d. x + 3

[tex]Given : \frac{4x^2 + 36}{4x}\times \frac{1}{5x}[/tex]
[tex]\implies \frac{4(x^2 + 9)}{4x}\times\frac{1}{5x}[/tex]
[tex]\implies \frac{x^2 + 9}{x}\times\frac{1}{5x}[/tex]
[tex]\implies \frac{x^2 + 9}{5x^2}[/tex]