5x-x(3/4)=3(x+5)

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Solution for 5x-x(3/4)=3(x+5) equation: 



5x-x(3/4)=3(x+5)

We move all terms to the left:

5x-x(3/4)-(3(x+5))=0

We add all the numbers together, and all the variables

5x-x(+3/4)-(3(x+5))=0

We multiply parentheses

-3x^2+5x-(3(x+5))=0



We calculate terms in parentheses: -(3(x+5)), so:

3(x+5)

We multiply parentheses

3x+15

Back to the equation:

-(3x+15)



We get rid of parentheses

-3x^2+5x-3x-15=0

We add all the numbers together, and all the variables

-3x^2+2x-15=0

a = -3; b = 2; c = -15;
Δ = b2-4ac
Δ = 22-4·(-3)·(-15)
Δ = -176
Delta is less than zero, so there is no solution for the equation

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