Respuesta :

-4= 3 + r
Here is the work below
Ver imagen BigD0586

Answer:

r = -7

Step-by-step explanation:

r-4+6r = 3+8r

Combine like terms.

7r-4 = 3+8r

Separate the terms with the like terms together.

-4-3 = 8r-7r

Simplify.

r = -7