12x+7-11=5x-840

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Solution for 12x+7-11=5x-840 equation: 



12x+7-11=5x-840

We move all terms to the left:

12x+7-11-(5x-840)=0

We add all the numbers together, and all the variables

12x-(5x-840)-4=0

We get rid of parentheses

12x-5x+840-4=0

We add all the numbers together, and all the variables

7x+836=0

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

7x=-836

x=-836/7

x=-119+3/7

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