3x=-(15/7)

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Solution for 3x=-(15/7) equation: 



3x=-(15/7)

We move all terms to the left:

3x-(-(15/7))=0

We add all the numbers together, and all the variables

3x-(-(+15/7))=0

We multiply all the terms by the denominator


3x*7))-(-(+15=0

Wy multiply elements

21x^2+15=0

a = 21; b = 0; c = +15;
Δ = b2-4ac
Δ = 02-4·21·15
Δ = -1260
Delta is less than zero, so there is no solution for the equation

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