(x-4)*7=42

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Solution for (x-4)*7=42 equation: 



(x-4)*7=42

We move all terms to the left:

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

We multiply parentheses

7x-28-42=0

We add all the numbers together, and all the variables

7x-70=0

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

7x=70

x=70/7

x=10

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