6х=10,2 8х=0,07208 4х=6 1,32=12х 20+х=165 12-х=1,56

Question

6х=10,2
8х=0,07208
4х=6
1,32=12х
20+х=165
12-х=1,56

Answer 1

6x=10,2 
x=10,2:6
x=1,7

8x=0,07208
x=0,07208:8
x=0,00901

4x=6
x=6:4
x=1,5

1,32=12x
x=1,32:12
x=0,11

20+x=165
x=165-20
x=145

12-x=1,56
x=12-1,56
x=10,44