10(8+r)=230

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Solution for 10(8+r)=230 equation: 



10(8+r)=230

We move all terms to the left:

10(8+r)-(230)=0

We add all the numbers together, and all the variables

10(r+8)-230=0

We multiply parentheses

10r+80-230=0

We add all the numbers together, and all the variables

10r-150=0

We move all terms containing r to the left, all other terms to the right

10r=150

r=150/10

r=15

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