Respuesta :
Answer:
B
Step-by-step explanation:
just swap around which one you multiply by 2 as they have multiplied the larger one by 2 instead of the smaller one.
Answer:
B.
Step-by-step explanation:
The error is on the first line:
4x + 20 = 2(3x + 5) is correct
- because AE = 2BD.