4/7(a+5)=20

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Solution for 4/7(a+5)=20 equation: 



4/7(a+5)=20

We move all terms to the left:

4/7(a+5)-(20)=0



Domain of the equation: 7(a+5)!=0

a∈R



We multiply all the terms by the denominator


-20*7(a+5)+4=0

Wy multiply elements

-140a(a+4=0

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