3x-7=7x2+2

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Solution for 3x-7=7x2+2 equation: 



3x-7=7x^2+2

We move all terms to the left:

3x-7-(7x^2+2)=0

We get rid of parentheses

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

We add all the numbers together, and all the variables

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

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

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