How too work this out

Answer:
x = 4
Step-by-step explanation:
[tex]\frac{7 + 2x}{3} = 5[/tex]
Multiply both sides of the equation by 3
7 + 2x = 15
Subtract 7 from both sides of the equation
2x = 8
Divide both sides of the equation by 2
x = 4
Hope this helps :)