Question

8X-4.15+X=4X+15 dau coroană

Answer 1

8X-4.15+X=4X+15
9X - 4X = 15 + 4.15
5X = 19.15
X=19.15 : 5
X = 3.83

Answer 2

8x-4,15+x=4x+15

9x-4,15=4x+15

9x=4x+15+4,15=4x+19,15

9x-4x=19,15

5x=19,15

$x = \frac{19,15}{5} = 3,83$