9+4r=10(6-7r)

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Solution for 9+4r=10(6-7r) equation: 



9+4r=10(6-7r)

We move all terms to the left:

9+4r-(10(6-7r))=0

We add all the numbers together, and all the variables

4r-(10(-7r+6))+9=0



We calculate terms in parentheses: -(10(-7r+6)), so:

10(-7r+6)

We multiply parentheses

-70r+60

Back to the equation:

-(-70r+60)



We get rid of parentheses

4r+70r-60+9=0

We add all the numbers together, and all the variables

74r-51=0

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

74r=51

r=51/74

r=51/74

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