9-5x(2x-7)=45

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Solution for 9-5x(2x-7)=45 equation: 



9-5x(2x-7)=45

We move all terms to the left:

9-5x(2x-7)-(45)=0

We add all the numbers together, and all the variables

-5x(2x-7)-36=0

We multiply parentheses

-10x^2+35x-36=0

a = -10; b = 35; c = -36;
Δ = b2-4ac
Δ = 352-4·(-10)·(-36)
Δ = -215
Delta is less than zero, so there is no solution for the equation

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