Odpowiedź :
Odpowiedź:
a)
[tex] \frac{k + l}{3} = m \\ k + l = 3m \\ k = 3m - l[/tex]
b)
[tex]r + st = 1 \\ st = 1 - r \\ t = \frac{1 - r}{s} [/tex]
c)
[tex]a(c + d) = p \\ c + d = \frac{p}{a} \\ d = \frac{p}{a} - c[/tex]
Odpowiedź:
a)
[tex] \frac{k + l}{3} = m \\ k + l = 3m \\ k = 3m - l[/tex]
b)
[tex]r + st = 1 \\ st = 1 - r \\ t = \frac{1 - r}{s} [/tex]
c)
[tex]a(c + d) = p \\ c + d = \frac{p}{a} \\ d = \frac{p}{a} - c[/tex]