1/2(4x-8)-7x=21

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Solution for 1/2(4x-8)-7x=21 equation:



1/2(4x-8)-7x=21
We move all terms to the left:
1/2(4x-8)-7x-(21)=0
Domain of the equation: 2(4x-8)!=0
x∈R
We add all the numbers together, and all the variables
-7x+1/2(4x-8)-21=0
We multiply all the terms by the denominator
-7x*2(4x-8)-21*2(4x-8)+1=0
Wy multiply elements
-14x^2(4-42x(4+1=0

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