Respuesta :

Answer:

Part 1) ED=10 units

Part 2) DB=10 units

Part 3) EB= 20 units

Step-by-step explanation:

we know that

EB=ED+DB

ED=DB -----> given problem

Substitute the given values and solve for x

Find the value of ED

substitute the value of x

Find the value of DB

Remember that

ED=DB

therefore

Find the value of EB

EB=ED+DB

10 units, 10 units, 20 units