Answer : because it is 3 units to the left of 2 on a horizontal number line
This is subtraction property of equality.
Answer:B)
31 students do their homework every night
Answer:
2:3
Step-by-step explanation:
A total of 30 students with 12 girls so its 12/30 & its the balance of 18 boys or 18/30
12:18 ÷ by 2 on both sides is.6:9 & 2:3, Answer is Ratio of 2:3.