9(8x+21)=-531

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Solution for 9(8x+21)=-531 equation: 



9(8x+21)=-531

We move all terms to the left:

9(8x+21)-(-531)=0

We add all the numbers together, and all the variables

9(8x+21)+531=0

We multiply parentheses

72x+189+531=0

We add all the numbers together, and all the variables

72x+720=0

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

72x=-720

x=-720/72

x=-10

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