Ответ:
Пошаговое объяснение:
1. 2(x+1)=2x+2
2. 3(t-2)=3t-6
3. -2(2x+1)=-4x-2
4. –(4a+3)=-4a-12
5. 4(-2x+7)=-8x+28
6. -2(a-2b+1)=-2a+4b-2
7. 3(2a-3b-4)=6a-9b-12
8. –(5x-2y-10)=-5x+2y+10
9. 4(3-2x+5k)=12-8x+20k
10. 6(1-3c+d)=6-18c+6d
11. -3(2a-4b+3)=-6a+12b-9
12. –(-5+2a+b)=5-2a-b
13. –(7+x+y)=-7-x-y
14. 9b+9c=9(b+c)
15. 4c-4d=4(c-d)
16. -6x-6y=-6(x+y)
17. 3x+3y=3(x+y)
18. 8b-16c=8(b-2c)
19. 2a+8b=2(a+4b)
20. 7x-14=7(x-2)
21. 6a+9=3(2a+3)
22. 15y-10=5(3y-2)
23. 3a+12=3(a+4)
24. 5x+25y-10=5(x+5y-2)
25. 4a-8b+16c=4(a-2b+4c)
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Answers & Comments
Ответ:
Пошаговое объяснение:
1. 2(x+1)=2x+2
2. 3(t-2)=3t-6
3. -2(2x+1)=-4x-2
4. –(4a+3)=-4a-12
5. 4(-2x+7)=-8x+28
6. -2(a-2b+1)=-2a+4b-2
7. 3(2a-3b-4)=6a-9b-12
8. –(5x-2y-10)=-5x+2y+10
9. 4(3-2x+5k)=12-8x+20k
10. 6(1-3c+d)=6-18c+6d
11. -3(2a-4b+3)=-6a+12b-9
12. –(-5+2a+b)=5-2a-b
13. –(7+x+y)=-7-x-y
14. 9b+9c=9(b+c)
15. 4c-4d=4(c-d)
16. -6x-6y=-6(x+y)
17. 3x+3y=3(x+y)
18. 8b-16c=8(b-2c)
19. 2a+8b=2(a+4b)
20. 7x-14=7(x-2)
21. 6a+9=3(2a+3)
22. 15y-10=5(3y-2)
23. 3a+12=3(a+4)
24. 5x+25y-10=5(x+5y-2)
25. 4a-8b+16c=4(a-2b+4c)