Answer: 3
Explanation:
3x - x + 4=3x+ 1
x = 4 - 1 = 3.
Answer:
3
3x - ( x - 4 ) = 3x + 1
3x - x + 4 = 3x + 1
2x + 4 = 3x + 1
3x - 2x = 4 - 1
x = 3
Hope it will help :)
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