12(4.5+b2)(6)=21

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Solution for 12(4.5+b2)(6)=21 equation: 



12(4.5+b2)(6)=21

We move all terms to the left:

12(4.5+b2)(6)-(21)=0

We add all the numbers together, and all the variables

12(+b^2+4.5)6-21=0

We multiply parentheses

72b^2+324-21=0

We add all the numbers together, and all the variables

72b^2+303=0

a = 72; b = 0; c = +303;
Δ = b2-4ac
Δ = 02-4·72·303
Δ = -87264
Delta is less than zero, so there is no solution for the equation

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