x-(4x-7)=5x-(x+21

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Solution for x-(4x-7)=5x-(x+21 equation: 



x-(4x-7)=5x-(x+21

We move all terms to the left:

x-(4x-7)-(5x-(x+21)=0

We get rid of parentheses

x-4x-(5x-(x+21)+7=0

We add all the numbers together, and all the variables

-3x-(5x-(x+21)+7=0

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