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Help me find the value of r please?

Help me find the value of r please?
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2 votes
Help me find the value of r please?

Help me find the value of r please?-example-1
User Stephano
by
7.6k points

1 Answer

4 votes

Answer:


r=14\mathring{}

Explanation:


(5r-5)\mathring{}+(8r+3)\mathring{}=180\mathring{}\\5r-5+8r+3=180\mathring{}\\13r-2=180\mathring{}\\13r=180\mathring{}+2\\13r=182\mathring{}\\r=(182)/(13) \\\\r=14\mathring{}

User Marcel Djaman
by
8.2k points
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