Respuesta :

Answer:

p = -7

Step-by-step explanation:

-6p+7+21p=14+16p

Collect Like Terms.

15p+7=14+16p

Move Terms

15p-16p=14-7

Collect Like Terms Subtract

-p = 7

- change the signs

Answer:

p = -7

Step-by-step explanation:

-6p+7(1+3p) = 2(7+8p)

Now, let's expand this equation

-6p + (7*1) + (7*3p) = (2*7) + (2*8p)

-6p + 7 + 21p = 14 + 16p

Collect like terms

-6p + 21p - 16p = 14 - 7

-22p + 21p = 7

-p = 7

therefore,

p = -7