-02(14-6)=-7x(-3-9x)

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Solution for -02(14-6)=-7x(-3-9x) equation: 



-02(14-6)=-7x(-3-9x)

We move all terms to the left:

-02(14-6)-(-7x(-3-9x))=0

We add all the numbers together, and all the variables

-(-7x(-9x-3))-028=0

We add all the numbers together, and all the variables

-(-7x(-9x-3))-28=0



We calculate terms in parentheses: -(-7x(-9x-3)), so:

-7x(-9x-3)

We multiply parentheses

63x^2+21x

Back to the equation:

-(63x^2+21x)



We get rid of parentheses

-63x^2-21x-28=0

a = -63; b = -21; c = -28;
Δ = b2-4ac
Δ = -212-4·(-63)·(-28)
Δ = -6615
Delta is less than zero, so there is no solution for the equation

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