Anonymous1235 Anonymous1235

21-09-2016
Mathematics

contestada

5(5r−9)=155 plssssss answer ok thnx

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samuraiez96 samuraiez96

21-09-2016

5(5r-9)=155 can be written as 25r-45=155. You move -45 to the other side of the equation resulting in 25r=155+45. Finally 25r=200 so r=8.

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Fun1416 Fun1416

21-09-2016

25r - 45 = 155 Subtract 45 25r = 155 Divide by 25 to get x alone r = 6.2

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