John is 78 1/2 years old and his sister is 73 1/2 years old
Answer:
3x+3
Step-by-step explanation:
Perimeter
x+x+6+x-3=3x+3
Answer:
x = - 7
Step-by-step explanation:
Given
- 2(x + 5) = 4 ( distribute terms in parenthesis by the - 2 outside )
- 2x - 10 = 4 ( add 10 to both sides )
- 2x = 14 ( divide both sides by - 2 )
x = - 7
Answer: 12 units squared
Step-by-step explanation:
base1=2
base2=4
height=4
The formula is b1 + b2 x h / 2
Answer:
after 36 minutes the two pools will have the same amount of water.
2110 liters of water would be in each pool when they have the same amount.
Step-by-step explanation:
