Mrs.Duncan measured the lengths of a crayon and a pencil. The pencil is twice as long as the crayon. The sum of their lengths is 24 cm. What are their lengths ?

Respuesta :

bain16

Answer:

crayon- 8cm   pencil-16cm

Step-by-step explanation:

if the crayon is 8, and the pencil is doubled(8x2) that's 16

8+16=24, add them together for the sum