Respuesta :

Answer:

C = 16

Step-by-step explanation:

Substitute r = 8 into the equation for C, hence

C = 2r = 2 × 8 = 16

anikakinnear

Answer:

C=16

Step-by-step explanation:

If I cunderstand your question I think the equation is

[tex]C=2r[/tex]

If we sub 8 in for r, we get

[tex]2 *8=C[/tex]