Odpowiedź :
1. -1/6u=1/3
-1/6u=2/6 +1/6
u=3/6 = 1/2
2.-7b=7/8
-56/8b=7/8 +56/8
b=63/8 = 7 i 7/8
-1/6u=2/6 +1/6
u=3/6 = 1/2
2.-7b=7/8
-56/8b=7/8 +56/8
b=63/8 = 7 i 7/8
Odpowiedź:
[tex]1.\\\\-\frac{1}{6}u=\frac{1}{3}/*6\\\\-u=2/*(-1)\\\\u=-2\\\\\\2.\\\\-7b=\frac{7}{8}/:(-7)\\\\b=\frac{\not7^1}{8}*(-\frac{1}{\not7_{1}})\\\\b=-\frac{1}{8}[/tex]