-4(5n+3)+2n(-5n-1)=46

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Solution for -4(5n+3)+2n(-5n-1)=46 equation: 



-4(5n+3)+2n(-5n-1)=46

We move all terms to the left:

-4(5n+3)+2n(-5n-1)-(46)=0

We multiply parentheses

-10n^2-20n-2n-12-46=0

We add all the numbers together, and all the variables

-10n^2-22n-58=0

a = -10; b = -22; c = -58;
Δ = b2-4ac
Δ = -222-4·(-10)·(-58)
Δ = -1836
Delta is less than zero, so there is no solution for the equation

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