don't know this please help me and add me

Answer:
Step-by-step explanation:
-2x + 14 + 10x = 34
=> 10x - 2x = 34 - 14
=> 8x = 20
[tex] = > x = \frac{20}{8} [/tex]
[tex] = > x = \frac{5}{2} (d)(ans)[/tex]