5n^2-5n+7=3n^2-3n

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Solution for 5n^2-5n+7=3n^2-3n equation: 



5n^2-5n+7=3n^2-3n

We move all terms to the left:

5n^2-5n+7-(3n^2-3n)=0

We get rid of parentheses

5n^2-3n^2-5n+3n+7=0

We add all the numbers together, and all the variables

2n^2-2n+7=0

a = 2; b = -2; c = +7;
Δ = b2-4ac
Δ = -22-4·2·7
Δ = -52
Delta is less than zero, so there is no solution for the equation

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