10=2/7a+4

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Solution for 10=2/7a+4 equation: 



10=2/7a+4

We move all terms to the left:

10-(2/7a+4)=0



Domain of the equation: 7a+4)!=0

a∈R



We get rid of parentheses

-2/7a-4+10=0

We multiply all the terms by the denominator


-4*7a+10*7a-2=0

Wy multiply elements

-28a+70a-2=0

We add all the numbers together, and all the variables

42a-2=0

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

42a=2

a=2/42

a=1/21

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