Answer :
Answer:
[tex]\boxed{-21+7r}[/tex]
Solution Steps:
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1.) Use distributive property:
- [tex]7[/tex] × [tex]-3=-21[/tex]
- [tex]7[/tex] × [tex]r=7r[/tex]
- We do distributive property because we see parenthesis with a number/variable outside of the parenthesis.
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