7x+21=-35

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Solution for 7x+21=-35 equation: 



7x+21=-35

We move all terms to the left:

7x+21-(-35)=0

We add all the numbers together, and all the variables

7x+56=0

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

7x=-56

x=-56/7

x=-8

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