Question

2. 2
4+4t=t+t. 33-11n+n=3n

Answer 1

4+4t=t+t
4+4t=2t
4t-2t=-4
2t= -4
t= -2
Ответ: -2.


 33-11n+n=3n
-11n+n-3n= -33
-13n= -33
n= $frac{33}{13} = 2frac{7}{13}$

Answer 2

4+4t=t+t
2t=4
t=2

33-11n+n=3n
-13n=-33
n=2цел 7/13