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2(x - 2) + 3( x - 3) = 2 - 2( 2x - 1) + 13
2x - 4 + 3x - 9 = 2 - 4x + 2 + 13
5x - 13 = 17 - 4x
5x + 4x = 17 + 13
9x = 30
x = 30/9
Respuesta.
x = 30/9