3x-7=x*9.x=

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Solution for 3x-7=x*9.x= equation: 



3x-7=x*9.x=

We move all terms to the left:

3x-7-(x*9.x)=0

We add all the numbers together, and all the variables

3x-(+x*9.x)-7=0

We get rid of parentheses

3x-x*9.x-7=0

Wy multiply elements

-9x^2+3x-7=0

a = -9; b = 3; c = -7;
Δ = b2-4ac
Δ = 32-4·(-9)·(-7)
Δ = -243
Delta is less than zero, so there is no solution for the equation

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