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-7*x-26 = -281/3 // + -281/3
-7*x-(-281/3)-26 = 0
281/3-7*x-26 = 0
203/3-7*x = 0 // - 203/3
-7*x = -203/3 // : -7
x = -203/3/(-7)
x = 29/3
x = 29/3
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