2a+2b
13a-19a
mx+my
7ab-4bc
9m-9n
-5a-5b
7a+7b
ma+mb
10x-yx
3m+3
6ma+6mb
7ap-7ax


ВИНЕСТИ ЗА ДУЖКИ СПІЛЬНИЙ МНОЖНИК

СРОЧНО
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Ответ:

1. 2a + 2b = 2(a + b)

2. 13a - 19a = -6a

3. mx + my = m(x + y)

4. 7ab - 4bc = b(7a - 4c)

5. 9m - 9n = 9(m - n)

6. -5a - 5b = -5(a + b)

7. 7a + 7b = 7(a + b)

8. ma + mb = m(a + b)

9. 10x - yx = (10 - y)x

10. 3m + 3 = 3(m + 1)

11. 6ma + 6mb = 6m(a + b)

12. 7ap - 7ax = 7a(p - x)