Answer:
(17/10)x+9
Explanation:
Given the expression
[tex]\frac{21}{5}x+12-\frac{6}{2}-\frac{5}{2}x[/tex]We rearrange by bringing all the constants together.
[tex]\begin{gathered} \frac{21}{5}x-\frac{5}{2}x+12-\frac{6}{2} \\ =\frac{42x-25x}{10}+12-3 \\ =\frac{17}{10}x+9 \end{gathered}[/tex]