Question

cum rezolv aceasta ecuatie in multimea numerelor naturale?
2x-6=4(x-2)

Answer 1

2x-6=4(x-2)

2x-6=4x-4*2

2x-6=4x-8

2x-4x=-8+6

-2x=-2

2x=2

x=2/2

x=1

S={1}