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118=6r+7(r+2) help me
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118=6r+7(r+2) help me

User Tgeng
by
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2 Answers

4 votes

Answer:

118=6r+7r+14

118=13r+74

118-74=13r

44=13r

44/13=r

0.0096

User Hirt
by
5.9k points
4 votes

Answer

118=6r+7(r+2)

118=6r+7(r+2)

118=6r+(7)(r)+(7)(2)(Distribute)

118=6r+7r+14

118=(6r+7r)+(14)(Combine Like Terms)

118=13r+14

118=13r+14

13r+14=118

13r+14−14=118−14

13r=104

Step 4: Divide both sides by 13.

13r

13

=

104

13

r=8

User Nathan Gabriel
by
6.2k points
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