75+4x=42+7x

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Solution for 75+4x=42+7x equation: 



75+4x=42+7x

We move all terms to the left:

75+4x-(42+7x)=0

We add all the numbers together, and all the variables

4x-(7x+42)+75=0

We get rid of parentheses

4x-7x-42+75=0

We add all the numbers together, and all the variables

-3x+33=0

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

-3x=-33

x=-33/-3

x=+11

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