Answer:
x=4
Step-by-step explanation:
i know this becausei worked out the problem
x =4
[tex]\dfrac{7+2x}{3}=5\\\\7 + 2x = 5*3\\\\7 +2x = 15[/tex]
2x = 15 - 7
2x = 8
x = 8/2
x = 4
