1/3(21x-6)=-x-7

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Solution for 1/3(21x-6)=-x-7 equation: 



1/3(21x-6)=-x-7

We move all terms to the left:

1/3(21x-6)-(-x-7)=0



Domain of the equation: 3(21x-6)!=0

x∈R



We add all the numbers together, and all the variables

1/3(21x-6)-(-1x-7)=0

We get rid of parentheses

1/3(21x-6)+1x+7=0

We multiply all the terms by the denominator


1x*3(21x-6)+7*3(21x-6)+1=0

Wy multiply elements

3x^2(2+21x(2+1=0

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