Answer:
infinite solutions
x is all real numbers
Explanation:
2x+1+x=3(x-2)+7
Distribute
2x+1 +x = 3x -6+7
Combine like terms
3x+1 = 3x+1
Subtract 3x from each side
3x-3x+1 = 3x-3x+1
1=1
This is always true, so it doesn't matter what value we put in for x
X is all real numbers