Пожайлуста с уравнением
х²-4-3х=2(х-4)

ответ: X1=4 X2=1

Объяснение: x*2 - 3x - 4 = 2x - 8

x*2 -5x - 4 = 0

D = 25 - 4 * 4 * 1 = 9

X1=4 X2=1

Х =4

Объяснение:

4²-4-12=0

2(4-4)=0

ther is a zoo in our town. it is big. there are a lot of animals in the zoo. the are wolves,foxes, elephants, zebras, bears an some others. on sundays parents with their children go to the zoo. children like watching animals' life and feeding them.

2. went

3. have you ever been

4. went

5. have sold

6. did you sell

7. sold

8. went

9. haven't been

10. have never seen