2/5t+21=5

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Solution for 2/5t+21=5 equation: 



2/5t+21=5

We move all terms to the left:

2/5t+21-(5)=0



Domain of the equation: 5t!=0

t!=0/5

t!=0

t∈R



We add all the numbers together, and all the variables

2/5t+16=0

We multiply all the terms by the denominator


16*5t+2=0

Wy multiply elements

80t+2=0

We move all terms containing t to the left, all other terms to the right

80t=-2

t=-2/80

t=-1/40

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