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{2 x} + {3 \left( x - 2 \right)} + 7 = {2 x} - 2
{5 x} + 1 = {2 x} - 2
{3 \left( x - 2 \right)} + 7 = -2
{3 x} + 1 = -2
{3 x} = -3
x = -1
\left[x = -1\right]