Hey There!
The answer would be 3 Feet!
Solution-
1) 117-78= 39
2) One foot is 13 paving stones.
3)39/13= 3 feet
Thus, your answer is 3 feet
Thank You!
Answer:
b=84
Step-by-step explanation:
from your equation, subtract 3969 from each side
you are left with b^2=7056
sqrt b^2 = sqrt 7056
b=84
3 would be the answer to that!
7(x-1)=70/10
7x-7=7
7x=14
x = 2
The number is 2.
Answer:
5 hours.
Step-by-step explanation:
let they meet after t hours.
310t+380t=3450
690t=3450
69t=345
t=345/69=5
