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-3*x-10 = -49/4 // + -49/4
-3*x-(-49/4)-10 = 0
49/4-3*x-10 = 0
9/4-3*x = 0 // - 9/4
-3*x = -9/4 // : -3
x = -9/4/(-3)
x = 3/4
x = 3/4
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