Respuesta :

Consider the given expression,

[tex](9r+9)-(9r+3)[/tex]

Eliminate the parenthesis,

[tex]9r+9-9r-3[/tex]

Take the like terms together,

[tex]\begin{gathered} (9r-9r)+(9-3) \\ 0+6 \\ 6 \end{gathered}[/tex]

Thus, the value of the expression is 6.

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