Respuesta :
Answer:
300
Step-by-step explanation:
(20+10) • (20-10)
= 30 • 10
= 300
Answer:
300
Step-by-step explanation:
(20+10)·(20-10)
1. Simplify: 30·10
2. Multiply: 300
Answer:
300
Step-by-step explanation:
(20+10) • (20-10)
= 30 • 10
= 300
Answer:
300
Step-by-step explanation:
(20+10)·(20-10)
1. Simplify: 30·10
2. Multiply: 300