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Answer :

Answer:

1/3x + 1/4 - 2/3x = -1/3x + 1/4

1/3x + 1/4 + 2/3x = x + 1/4

2/3 + 3/4x - 1/3 = 3/4x + 1/3

Answer:

1st expression: first box

2nd expression: 2nd box

3rd expression: 3rd box

Step-by-step explanation:

i hope i did it right!