400-(5x+7)=103

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Solution for 400-(5x+7)=103 equation: 



400-(5x+7)=103

We move all terms to the left:

400-(5x+7)-(103)=0

We add all the numbers together, and all the variables

-(5x+7)+297=0

We get rid of parentheses

-5x-7+297=0

We add all the numbers together, and all the variables

-5x+290=0

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

-5x=-290

x=-290/-5

x=+58

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