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8x = -8.8
x =
х = -1.1
9t-13-4t = 17
9t-4t = 17+13
5t = 30
t =
t = 6
14+5x = 0
5x = -14
x =
x = -2.8
5x-3x = 22+14x
5x-3x-14x = 22
-12x = 22
x = -
x = -
x =
х = -1.1
9t-13-4t = 17
9t-4t = 17+13
5t = 30
t =
t = 6
14+5x = 0
5x = -14
x =
x = -2.8
5x-3x = 22+14x
5x-3x-14x = 22
-12x = 22
x = -
x = -
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