415x+7=4x+21

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Solution for 415x+7=4x+21 equation: 



415x+7=4x+21

We move all terms to the left:

415x+7-(4x+21)=0

We get rid of parentheses

415x-4x-21+7=0

We add all the numbers together, and all the variables

411x-14=0

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

411x=14

x=14/411

x=14/411

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