[tex]a_1=3x\\a_2=2x-1\\a_3=26\\a_2-a_1=a_3-a_2\\(2x-1)-3x=26-(2x-1)\\2x-1-3x=26-2x+1\\-x-1=27-2x\\-x-2x=27+1\\\boxed{x=28}[/tex]
Odpowiedź:
( 2 x - 1 ) - 3 x = 26 - ( 2 x - 1)
2*( 2 x - 1) = 3 x + 26
4 x - 2 = 3 x + 26
4 x - 3 x = 26 + 2
x = 28
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[tex]a_1=3x\\a_2=2x-1\\a_3=26\\a_2-a_1=a_3-a_2\\(2x-1)-3x=26-(2x-1)\\2x-1-3x=26-2x+1\\-x-1=27-2x\\-x-2x=27+1\\\boxed{x=28}[/tex]
Odpowiedź:
( 2 x - 1 ) - 3 x = 26 - ( 2 x - 1)
2*( 2 x - 1) = 3 x + 26
4 x - 2 = 3 x + 26
4 x - 3 x = 26 + 2
x = 28
=======
Szczegółowe wyjaśnienie: