3=-x-4

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Solution for 3=-x-4 equation:



3=-x-4
We move all terms to the left:
3-(-x-4)=0
We add all the numbers together, and all the variables
-(-1x-4)+3=0
We get rid of parentheses
1x+4+3=0
We add all the numbers together, and all the variables
x+7=0
We move all terms containing x to the left, all other terms to the right
x=-7

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