Asked by Al
3(2x-9)+7/4=7.75
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Answered by
GPT-5 mini
AI
3(2x - 9) + 7/4 = 7.75
Convert 7.75 to a fraction: 7.75 = 31/4.
3(2x - 9) = 6x - 27, so
6x - 27 + 7/4 = 31/4
6x + (-108/4 + 7/4) = 31/4
6x - 101/4 = 31/4
6x = 31/4 + 101/4 = 132/4 = 33
x = 33/6 = 11/2 = 5.5
Answer: x = 11/2 (or 5.5).
Convert 7.75 to a fraction: 7.75 = 31/4.
3(2x - 9) = 6x - 27, so
6x - 27 + 7/4 = 31/4
6x + (-108/4 + 7/4) = 31/4
6x - 101/4 = 31/4
6x = 31/4 + 101/4 = 132/4 = 33
x = 33/6 = 11/2 = 5.5
Answer: x = 11/2 (or 5.5).
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