(x+3)+4=400

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Solution for (x+3)+4=400 equation:


(x+3)+4=400

We simplify the equation to the form, which is simple to understand 
(x+3)+4=400

Remove unnecessary parentheses
x+3+4=400

We move all terms containing x to the left and all other terms to the right. 
+1x=+400-3-4

We simplify left and right side of the equation. 
+1x=+393

We divide both sides of the equation by 1 to get x. 
x=393

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