Question

Find x if 3:15 = x:3
step by step please help​

Answer 1

Answer:

x=3/5

Step-by-step explanation:

3:15=x:3

3/15=x/3

3*3=x*15

15x=9

x=9/15

x=3/5

Answer 2

Step-by-step explanation:

3 : 15 = x : 3

$\frac{3}{15} = \frac{x}{3} \\ \frac{1}{5} = \frac{x}{3} \\ by \: crossmultiplication \\ 5x = 3 \\ x = \frac{3}{5}$