1)1235:13=96
2)95-15=80
3)127*212=26924
4)26924:4=6731
5)6731*80=538480
Y = kx + b
1) A ( - 2 ; 5 )
5 = - 2k + b
2) B ( 1 ; - 2 )
- 2 = k + b
3) - 5 = 2k - b
- 2 = k + b
- 5 - 2 = 2k + k - b + b
- 7 = 3k
k = - 7/3 = - 2 1/3
4) - 2 = k + b
- 2 = - 2 1/3 + b
b = - 2 + 2 1/3 = 1/3
Ответ y = - 2 1/3x + 1/3
557+400=957 аиаорЯИМаорИАОриВДГНамфгвамдформа