21/2x-1/2x=-11

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Solution for 21/2x-1/2x=-11 equation: 



21/2x-1/2x=-11

We move all terms to the left:

21/2x-1/2x-(-11)=0



Domain of the equation: 2x!=0

x!=0/2

x!=0

x∈R



We add all the numbers together, and all the variables

21/2x-1/2x+11=0

We multiply all the terms by the denominator


11*2x+21-1=0

We add all the numbers together, and all the variables

11*2x+20=0

Wy multiply elements

22x+20=0

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

22x=-20

x=-20/22

x=-10/11

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