3x+4=x-72

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Solution for 3x+4=x-72 equation:



3x+4=x-72
We move all terms to the left:
3x+4-(x-72)=0
We get rid of parentheses
3x-x+72+4=0
We add all the numbers together, and all the variables
2x+76=0
We move all terms containing x to the left, all other terms to the right
2x=-76
x=-76/2
x=-38

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