Prosze o wyjasnienie krok po kroku jak sie to robi, dam Naj!
wyznacz X:
1. p=a+x+ ax
2. m= (x+1)p-3x
p=a+x+ ax
p=a+x(1+a)
p-a=x(1+a) / :(1+a)
p-a
x= ------
1+a
m= (x+1)p-3x
m=xp+p-3x
m=x(p-3)+p
m-p=x(p-3) /:(p-3)
m-p
x = -------
p-3
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p=a+x+ ax
p=a+x(1+a)
p-a=x(1+a) / :(1+a)
p-a
x= ------
1+a
m= (x+1)p-3x
m=xp+p-3x
m=x(p-3)+p
m-p=x(p-3) /:(p-3)
m-p
x = -------
p-3