Answer:
X=3
Explanation:
5x+1=3x+7
-1 -1
5x=3x+6
-3x -3x
2x=6
x=3
x = 3
5x+1-1=3x+7-1
5x=3x+7-1
5x-3x=3x+6-3x
2x=3x+6-3x
2x = 6
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