Question

ALGUEM AJUDA PFV PRECISO URGENTE

Answer 1

Resposta (0, 1x - 0, 6) / (1 - 0, 4x) = 3/2 2(0, 1x - 0, 6) = 3(1 - 0, 4x) 0, 2x - 1, 2 = 3 - 1, 2x 0, 2x + 1, 2x = 3 + 1, 2 1, 4x = 4, 2 x = 4, 2/1, 4 x = 42/14 x = (42/2) / (14/2) x = 21/7 x = 3 Alternativa : e).