F(x)=7x/9+x

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Solution for F(x)=7x/9+x equation:



(F)=7F/9+F
We move all terms to the left:
(F)-(7F/9+F)=0
Domain of the equation: 9+F)!=0
We move all terms containing F to the left, all other terms to the right
F)!=-9
F!=-9/1
F!=-9
F∈R
We add all the numbers together, and all the variables
F-(+F+7F/9)=0
We get rid of parentheses
F-F-7F/9=0
We multiply all the terms by the denominator
F*9-F*9-7F=0
We add all the numbers together, and all the variables
-7F+F*9-F*9=0
Wy multiply elements
-7F+9F-9F=0
We add all the numbers together, and all the variables
-7F=0
F=0/-7
F=0

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