Question

When x=12, y=20. Find x when y=12

Answer 1

Step-by-step explanation:

Take equation as x+y=22

And substitute the value

Answer 2

If x and y are in ratio then

$\frac{x}{y} = \frac{x}{y} \\ \frac{12}{20} = \frac{x}{12} \\ \frac{12 \times 12}{20} = y \\ y = \frac{144}{20} \\ y = 7.2$