Resposta :
3,5x + 1 = 3 + 3,1x -> 3,5x - 3,1x + 1 = 3 -> 0,4x + 1 = 3 -> 0,4x = 3 -1 -> 0,4x = 2 -> x = 2/0,4 -> X = 5
Espero ter ajudado :)
3,5x + 1 = 3 + 3,1x -> 3,5x - 3,1x + 1 = 3 -> 0,4x + 1 = 3 -> 0,4x = 3 -1 -> 0,4x = 2 -> x = 2/0,4 -> X = 5
Espero ter ajudado :)