Question

equation : - 6 + 7 (p-1) = 21​

Answer 1

Answer:

34 / 7

Step-by-step explanation:

- 6 + 7 ( p - 1 ) = 21

- 6 + 7p - 7 = 21

- 6 - 7 + 7p = 21

- 13 + 7p = 21

7p = 21 + 13

7p = 34

p = 34 / 7

Answer 2

Answer:

-6+7(p-1) = 21

-6+7p-7) = 21

7p -13 = 21

7p = 21 +13

p = 34/7

hope this helps you !!!