Question

0,5 x+2 supra 9=3,(5)-1 supra 2 x

Answer 1

0,5 x+2/9 = 3,(5)-1 supra 2 × x

5x/10 + 2/9 = (35-3)/9 - x/2

x/2 + 2/9 = 32/9 - x/2 |× 18

9x + 4 = 64 - 9x

9x + 9x = 64 - 4

18x = 60

x = 60/18

x = 3,(3)