Unfortunately, the browser used for posting questions is hopelessly inadequate for mathematics: it strips away most symbols. We cannot see what operator comes before the last 2. It makes little sense for me to try and guess - I may as well make up my own questions and answer them!
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3n+1=7 3*2+1=7
3n + 2 > 5 3n >3n> 1SO N IS GREATER THAN 1you can test it out if you wish!for example if you take n=23(2) +2 > 56+2 < 58>5CORRECT!
3 + 3n = 9 + 2n + 4n n = -2
3n.
3n + 6 = n + 202n = 14n = 7