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3\left(3\times 2+1\right)-2x=6
Multiply both sides of the equation by 6, the least common multiple of 2,3.
3\left(6+1\right)-2x=6
Multiply 3 and 2 to get 6.
3\times 7-2x=6
Add 6 and 1 to get 7.
21-2x=6
Multiply 3 and 7 to get 21.
-2x=6-21
Subtract 21 from both sides.
-2x=-15
Subtract 21 from 6 to get -15.
x=\frac{-15}{-2}
Divide both sides by -2.
x=\frac{15}{2}
Fraction \frac{-15}{-2} can be simplified to \frac{15}{2} by removing the negative sign from both the numerator and the denominator.