21x-17=-4

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Solution for 21x-17=-4 equation: 



21x-17=-4

We move all terms to the left:

21x-17-(-4)=0

We add all the numbers together, and all the variables

21x-13=0

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

21x=13

x=13/21

x=13/21

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