You can put this solution on YOUR website! Actually, that's an equation, not an expression. How to solve:
5x+1=2x+7
5x-2x+1=2x-2x+7
3x+1=7
3x+1-1=7-1
3x=6
3x/3=6/3
x=2
Remember, do the same thing to each side of the equation to keep the equation equal.
5(2)+1=2(2)+7
10+1=4+7
11=11
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