Răspuns :
2(3x-1) = 10
6x-2 = 10
6x = 10+2
6x = 12
x = 12/6
x = 2.
2x-3 = 17
2x = 17+3
2x = 20
x = 20/2
x = 10.
6x-2 = 10
6x = 10+2
6x = 12
x = 12/6
x = 2.
2x-3 = 17
2x = 17+3
2x = 20
x = 20/2
x = 10.