Question

resultado (3x+5).2 = 4

Answer 1

(3x + 5).2 = 4 [aplicando distributiva no "2.(3x + 5)]

6x + 10 = 4

6x + 10 - 4 = 0

6x + 6 = 0

6x = -6

x = -6/6

x = -1