Respuesta :

UK = 1/2(RS + VT)
3x + 2 = 1/2(x+ 12 + 4x - 6)
3x + 2 = 1/2(5x + 6)
6x + 4 = 5x + 6
x = 2

in case if you need to find UK
UK = 3x + 2
UK = 3(2) + 2
UK = 6 + 2
UK = 8

answer x = 2
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