Answer:
x = 25
Step-by-step explanation:
4x + 55 = 2x + 105
4x - 2x = 105 - 55
2x = 50
[tex]2x + 105 = 4x + 55 \\ 10 5- 55 = 4x - 2x \\ 50 = 2x \\ \frac{2x}{2} = \frac{50}{2} \\ x = 25[/tex]