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The student is shown two radio choices: \"Yes\" and \"No\". One of them is correct.

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$\\var{a} x - \\var {c}= \\var{prime}$

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$x=$ 

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$3(\\var{c}  x -2)+\\var{b}  x = 2$ 

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$x=$

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 [[0]]

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$ \\var{d}x17+ 2( x - \\var{up}) = 0 $

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$ \\frac{x-1}{\\frac{3+\\frac{2+\\frac{1+\\frac{3+1}{4}}{2}}{3}}{4}}=2^{\\var{down}}$

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$x=$

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$ 3(9x + 3(x+3(\\var{c} + x)))+5x= 2x + \\var{d}  $ 

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$x=$ [[0]]

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Suppose $y=\\var{f}$, $x+7y+xy+2=5y \\Longrightarrow x=\\frac{2- \\var{f}}{1+\\var{f}} \\ \\ ? $

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Solve the following exercises:

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