21x+15=11

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Solution for 21x+15=11 equation: 



21x+15=11

We move all terms to the left:

21x+15-(11)=0

We add all the numbers together, and all the variables

21x+4=0

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

21x=-4

x=-4/21

x=-4/21

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