Question

calcule o valor de x
3/9=x/3
2/x=6/24
3/5=6/x
5/x=1/0,8

Answer 1

3/9=x/3

9x=9

X=9÷9

X=1

2/x=6/24

6x=48

X=40÷6

X=8

3/5=6/×

3x=30

X=30÷3

X=10

5/x=1/0,8

1x=4

X=4÷1

X=4