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x in (-oo:+oo)
(-2/9)*(x-5) = 12 // - 12
(-2/9)*(x-5)-12 = 0
-2/9*(x-5)-12 = 0
-2/9*(x-5)-12 = 0
-2/9*x-98/9 = 0
-2/9*x-98/9 = 0
-2/9*x-98/9 = 0 // + 98/9
-2/9*x = 98/9 // : -2/9
x = 98/9/(-2/9)
x = -49
x = -49
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