7x-2x-4=42

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Solution for 7x-2x-4=42 equation: 



7x-2x-4=42

We move all terms to the left:

7x-2x-4-(42)=0

We add all the numbers together, and all the variables

5x-46=0

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

5x=46

x=46/5

x=9+1/5

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