Changing the Subject of Formulae!

Make x the subject of the formula:

• x = y - a

• x = a - y

• x = y + a

• x = ay

Make x the subject of the formula:

• x = y - a

• $x\ =\ \frac{y}{a}$

• x = y + a

• x = ay

Make x the subject of the formula:

• x = y - a

• $x\ =\ \frac{y}{a}$

• $x\ =\ \frac{a}{y}$
  

• x = ay

Make x the subject of the formula:

• x = y - a

• $x\ =\ \frac{y}{a}$

• $x\ =\ \frac{a}{y}$
  

• x = ay

Make x the subject of the formula:

• $x\ =\ \frac{y}{a}-3$
  

• $x\ =\ \frac{y-3}{a}$

• $x\ =\ \frac{a-3}{y}$
  

• $x\ =\ \frac{y}{a}-3$
  

Make x the subject of the formula:

• $x\ =\ \frac{y}{3}+a$
  

• $x\ =\ \frac{y+a}{3}$

• $x\ =\ \frac{y-3}{a}$
  

• $x\ =\ \frac{y}{a}-3$
  

Make x the subject of the formula:

• $x\ =\ \sqrt{y-a}$
  

• $x\ =\ \sqrt{y}-a$
  

• $x\ =\ \sqrt{y+a}$
  

• $x\ =\ \sqrt{y}+a$
  

Make x the subject of the formula:

• $x\ =\ \sqrt{y-a}$
  

• $x\ =\ \sqrt{y}-a$
  

• $x\ =\ \sqrt{y+a}$
  

• $x\ =\ \sqrt{y}+a$
  

Make x the subject of the formula:

• $x\ =\ \sqrt{y}$
  

• $x\ =\ y^2$
  

Make x the subject of the formula:

• $x\ =\ \sqrt{y}-a$
  

• $x\ =\ y^2-a$
  

• $x\ =\ \left(y-a\right)^2$

• $x\ =\ \sqrt{y-a}$