Respuesta :
Answer:
4
Step-by-step explanation:
You can cross multiply.
first i would simplify x/12=3/9 to x/12=1/3
so then it would be equal to x*3=1*12
then i would simplify it to 3x=12
then you solve for x and i would get 4
Answer:
x = 4
Step-by-step explanation:
[tex]\frac{x}{12} =\frac{3}{9} \\[/tex]
Simplify [tex]\frac{3}{9} = \frac{1}{3} \\[/tex]
What is a third of 12?
4
x = 4