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15/7(15a)=5/14(0.8)
We move all terms to the left:
15/7(15a)-(5/14(0.8))=0
Domain of the equation: 715a!=0We calculate fractions
a!=0/715
a!=0
a∈R
()/10010a^2+(-(5*715a)/10010a^2=0
We add all the numbers together, and all the variables
()/10010a^2+(-(+5*715a)/10010a^2=0
We multiply all the terms by the denominator
(-(+5*715a)+()=0
We calculate terms in parentheses: +(-(+5*715a)+(), so:We get rid of parentheses
-(+5*715a)+(
We add all the numbers together, and all the variables
-(+5*715a)
We get rid of parentheses
-5*715a
Wy multiply elements
-3575a
Back to the equation:
+(-3575a)
-3575a=0
a=0/-3575
a=0
Równanie nie ma rozwiązania
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