Question

Найдите корни уравнений:
2) 8x+11 2/11 = 15

4) 4x-19 3/5 = 23

6) ( 8 4/9 - x) : 20 = 7/40

8)44 : (x-9 3/4 ) = 1 9/13

Answer 1

2)8x+11 2/11= 15 8x=14 11/11-11 2/11 8x= 3 9/11 X=42/11. /8 X=42/11*1/8 X=21/11*1/4 X= 21/44

Answer 2

4X=22 5/5+19 3/5

Answer 3

4X= 42 3/5. /4

Answer 4

X= 213/5*1/4

Answer 5

X= 213/20

Answer 6

X= 10,65