a) 4-2/5 t dla t= 3
b) 3 x +2 dla x = (-1/6)
a)
4-2/5 t = 4-2/5*3=4-6/5 = 20/5-6/5 = 14/5 = 2 4/5 dla t= 3
b) 3 x +2 = 3*(-1/6) + 2 = -3/6 + 2 = -3/6 + 12/6 = 9/6 = 1 1/2 dla x = (-1/6)
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a)
4-2/5 t = 4-2/5*3=4-6/5 = 20/5-6/5 = 14/5 = 2 4/5 dla t= 3
b) 3 x +2 = 3*(-1/6) + 2 = -3/6 + 2 = -3/6 + 12/6 = 9/6 = 1 1/2 dla x = (-1/6)