(39/7)*t+21=-15

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Solution for (39/7)*t+21=-15 equation: 



(39/7)*t+21=-15

We move all terms to the left:

(39/7)*t+21-(-15)=0



Domain of the equation: 7)*t!=0

t!=0/1

t!=0

t∈R



We add all the numbers together, and all the variables

(+39/7)*t+21-(-15)=0

We add all the numbers together, and all the variables

(+39/7)*t+36=0

We multiply parentheses

39t^2+36=0

a = 39; b = 0; c = +36;
Δ = b2-4ac
Δ = 02-4·39·36
Δ = -5616
Delta is less than zero, so there is no solution for the equation

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