(6d+5)(5d+6)=(2d+3)(5d+d)

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Solution for (6d+5)(5d+6)=(2d+3)(5d+d) equation: 



(6d+5)(5d+6)=(2d+3)(5d+d)

We move all terms to the left:

(6d+5)(5d+6)-((2d+3)(5d+d))=0

We add all the numbers together, and all the variables

(6d+5)(5d+6)-((2d+3)(+6d))=0

We multiply parentheses ..

(+30d^2+36d+25d+30)-((2d+3)(+6d))=0



We calculate terms in parentheses: -((2d+3)(+6d)), so:

(2d+3)(+6d)

We multiply parentheses ..

(+12d^2+18d)

We get rid of parentheses

12d^2+18d

Back to the equation:

-(12d^2+18d)



We get rid of parentheses

30d^2-12d^2+36d+25d-18d+30=0

We add all the numbers together, and all the variables

18d^2+43d+30=0

a = 18; b = 43; c = +30;
Δ = b2-4ac
Δ = 432-4·18·30
Δ = -311
Delta is less than zero, so there is no solution for the equation

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