3-x=-4

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Solution for 3-x=-4 equation:


3-x=-4

We simplify the equation to the form, which is simple to understand 
3-x=-4

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

We simplify left and right side of the equation. 
-1x=-7

We divide both sides of the equation by -1 to get x. 
x=7

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