3/7x+21=5

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Solution for 3/7x+21=5 equation: 



3/7x+21=5

We move all terms to the left:

3/7x+21-(5)=0



Domain of the equation: 7x!=0

x!=0/7

x!=0

x∈R



We add all the numbers together, and all the variables

3/7x+16=0

We multiply all the terms by the denominator


16*7x+3=0

Wy multiply elements

112x+3=0

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

112x=-3

x=-3/112

x=-3/112

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