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Solve for R. 12-1/5=2r+1
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5 votes
Solve for R.
12-1/5=2r+1

User DmitMedv
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2 Answers

3 votes

Answer:

r=27/5 or 5.4

Explanation:

Solve for R. 12-1/5=2r+1-example-1
User Yanhui Zhou
by
5.3k points
0 votes

Answer:


{ \tt{12 - (1)/(5) = 2r + 1}} \\ \\ { \tt{ (60 - 1)/(5) = 2r + 1}} \\ \\ { \tt{59 = 5(2r + 1)}} \\ \\ { \tt{59 = 10r + 5}} \\ \\ { \tt{10r + 5 = 59}} \\ \\ { \tt{10r = 54}} \\ \\ { \tt{r = 5 (2)/(5) }}

User Yulia V
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5.3k points
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