10r+4=9

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Solution for 10r+4=9 equation:



10r+4=9
We move all terms to the left:
10r+4-(9)=0
We add all the numbers together, and all the variables
10r-5=0
We move all terms containing r to the left, all other terms to the right
10r=5
r=5/10
r=1/2

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