3x*5x=-7

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Solution for 3x*5x=-7 equation: 



3x*5x=-7

We move all terms to the left:

3x*5x-(-7)=0

We add all the numbers together, and all the variables

3x*5x+7=0

Wy multiply elements

15x^2+7=0

a = 15; b = 0; c = +7;
Δ = b2-4ac
Δ = 02-4·15·7
Δ = -420
Delta is less than zero, so there is no solution for the equation

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