Question

6.4×+2 sobre 2 igual a x-3.4 sobre 3

Answer 1

6.4 x + 2 / 2 = x - 3.4 / 3      pasamos el 2 y el 3 multiplicando
3( 6.4 x + 2 ) =  2( x - 3.4 )
19.2 x + 6 = 2x - 6.8
19.2 x  - 2 x = - 6.8 - 6
17.2 x = - 12.8
x = - 12.8 / 17.2
x = - 0.7441