# How do you solve #b/2 - b/5 =6#?

##### 1 Answer

Takes longer to explain than do the actual maths.

#### Explanation:

Multiply by 1 and you do not change the overall value. However, 1 comes in many forms so you can change the way a number looks without changing its overall value.

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Multiply both sides by

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

But

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Divide both sides by 3