Shabnam, a student of science group, is reviewing her algebra quiz. She has determined that one of her solutions is incorrect. which one is it? <br>

[Marcantile Bank PO-2011 : 2011]

1. 2x + 5 (x-1) = 9, x = 2

2. P -3 (p-5)=10, p = 2.5

3. 4y+3y=28, y = 4

4. t - 2t - 3t = 32 ,t = 8

5. None of these

Answer

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