Respuesta :

Answer:

Kevin is 16; Timothy is 10

Step-by-step explanation:

k= Kevin's age

t=Tim's age

k=t+6

k-4=2(t-4)

k-4=2t+8

(t+6)-4=2t-8   :substitution

t+2=2t-8

t=10

k=t+6

k=10+6

k=16

Otras preguntas