2(5+2y)=4y(5-9y)

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Solution for 2(5+2y)=4y(5-9y) equation: 



2(5+2y)=4y(5-9y)

We move all terms to the left:

2(5+2y)-(4y(5-9y))=0

We add all the numbers together, and all the variables

2(2y+5)-(4y(-9y+5))=0

We multiply parentheses

4y-(4y(-9y+5))+10=0



We calculate terms in parentheses: -(4y(-9y+5)), so:

4y(-9y+5)

We multiply parentheses

-36y^2+20y

Back to the equation:

-(-36y^2+20y)



We get rid of parentheses

36y^2-20y+4y+10=0

We add all the numbers together, and all the variables

36y^2-16y+10=0

a = 36; b = -16; c = +10;
Δ = b2-4ac
Δ = -162-4·36·10
Δ = -1184
Delta is less than zero, so there is no solution for the equation

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