-21=(-3/5)t

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Solution for -21=(-3/5)t equation: 



-21=(-3/5)t

We move all terms to the left:

-21-((-3/5)t)=0



Domain of the equation: 5)t)!=0

t!=0/1

t!=0

t∈R



We multiply all the terms by the denominator


-((-3-21*5)t)=0



We calculate terms in parentheses: -((-3-21*5)t), so:

(-3-21*5)t

We add all the numbers together, and all the variables

(-108)t

We multiply parentheses

-108t

Back to the equation:

-(-108t)



We get rid of parentheses

108t=0

t=0/108

t=0

Równanie nie ma rozwiązania

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