7x-9=5(x2)

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Solution for 7x-9=5(x2) equation: 



7x-9=5(x2)

We move all terms to the left:

7x-9-(5(x2))=0

determiningTheFunctionDomain
7x-5x2-9=0

We add all the numbers together, and all the variables

-5x^2+7x-9=0

a = -5; b = 7; c = -9;
Δ = b2-4ac
Δ = 72-4·(-5)·(-9)
Δ = -131
Delta is less than zero, so there is no solution for the equation

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