Question

Aflati pe x:
1,4x + 4 = 3,4x + 5 supra 8

Answer 1

$1,4x+4=3,4x+ \frac{5}{8} / *8 \\ 11,2x+32=27,2x+5 \\ 11,2x-27,2x=5-32 \\ -16x=-27 /*(-1) \\ 16x=27 \\ x= \frac{27}{16}$

Answer 2

1,4x + 4 = 3,4x + 5/8

1,4x – 3,4x = 5/8 – 4

-2x = - 27/8

x = -27/8 : (-2)

x = 27/16