Question

Subtract.(9r + 9) - (9r + 3)

Answer 1

Consider the given expression,

`(9r+9)-(9r+3)`

Eliminate the parenthesis,

`9r+9-9r-3`

Take the like terms together,

`\begin{gathered} (9r-9r)+(9-3) \\ 0+6 \\ 6 \end{gathered}`

Thus, the value of the expression is 6.