Question

Find the difference. (6d+5)-(2-3d)

Answer 1

Key Ideas

• Subtracting algebraic expressions

Solving the Question

`(6d+5)-(2-3d)`

We subtract algebraic expressions exactly as we would integers, or as we would in a 'normal' subtraction sentence. First, we must open up the brackets:

`= 6d+5-2+3d`

Now, combine like terms:

`= 9d+5-2\\= 9d+3`

Answer

9d+3