7.4r-12-2.4r=13+5

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Solution for 7.4r-12-2.4r=13+5 equation:



7.4r-12-2.4r=13+5
We move all terms to the left:
7.4r-12-2.4r-(13+5)=0
We add all the numbers together, and all the variables
7.4r-2.4r-12-18=0
We add all the numbers together, and all the variables
5r-30=0
We move all terms containing r to the left, all other terms to the right
5r=30
r=30/5
r=6

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