Answer:
3a+6+5/(a+2)
Step-by-step explanation:
To do this you replace x with a+2, meaning that 3x+5/x turns into 3(a+2)+5/a+2. Simplified this is 3a+6+5/(a+2)
Answer:
20 inches²
Step-by-step explanation:
perimeter = 8 + 3 + 5 + 4
= 20 inches²
Divide distance walked by time:
2 1/4 miles / 2/3 hours = 3 3/8 miles per hour
Answer:
d
Step-by-step explanation:
=-4