21+1x=52+-7x

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Solution for 21+1x=52+-7x equation: 



21+1x=52+-7x

We move all terms to the left:

21+1x-(52+-7x)=0

We add all the numbers together, and all the variables

1x-(-7x)+21=0

We add all the numbers together, and all the variables

x-(-7x)+21=0

We get rid of parentheses

x+7x+21=0

We add all the numbers together, and all the variables

8x+21=0

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

8x=-21

x=-21/8

x=-2+5/8

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