Respuesta :

musiclover10045

The left and right sides would be the same length.

Set the two sides equal and solve for y:

10 = 2y +4

Subtract 4 from both sides:

6 = 2y

Divide both sides by 2:

y = 6/2

y = 3

chloeadrian555

Answer:

A. 3

Step-by-step explanation: