[tex]3(2x + 4) - x + 2 = 3x + 2 \\ 6+12−+2=3+2 \\ 6+14−=3+2 \\ 5+14=3+2 \\ 5+14−14=3+2−14
5 \\ 5=3−12 \\ 5−3=3−12−3 \\ 2=3−12−3 \\ 2=−12 \\ \frac{2x}{2} = \frac{ - 12}{2} \\ x = - 6
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