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Can someone help me please
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Can someone help me please

Can someone help me please-example-1
User Killian
by
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1 Answer

6 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 Vzhen
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