Question

Hallar x en 42x + 3 =5

Answer 1

42x = 5-3
42x =2
x =2/42
x =1/21 simplificando

Answer 2

42x + 3 = 5

42x = 5 - 3

X = 2/42

X= 0.04761904761904761904761904761905



COMPROBACIÓN

42(0.04761904761904761904761904761905) + 3 = 5
     
2 + 3 = 5

suerte ;)