9(5x+11)+12(x+9)=21

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Solution for 9(5x+11)+12(x+9)=21 equation: 



9(5x+11)+12(x+9)=21

We move all terms to the left:

9(5x+11)+12(x+9)-(21)=0

We multiply parentheses

45x+12x+99+108-21=0

We add all the numbers together, and all the variables

57x+186=0

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

57x=-186

x=-186/57

x=-3+5/19

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