5x-1+3x+7=42

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Solution for 5x-1+3x+7=42 equation: 



5x-1+3x+7=42

We move all terms to the left:

5x-1+3x+7-(42)=0

We add all the numbers together, and all the variables

8x-36=0

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

8x=36

x=36/8

x=4+1/2

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