Question

Which is the simplified form of the expression

Answer 1

Answer:

B

Step-by-step explanation:

$=3\times\frac{7x}{5}+3\times4-2\times\frac{3}{2}+2\times\frac{5x}{4}\\=\frac{21x}{5}+12-3+\frac{5x}{2}\\=(\frac{21}{5}+\frac{5}{2})x+9\\=\frac{42+25}{10}x+9\\=\frac{67}{10}x+9$

Answer: B