Answer:
6x - 8 multiply 6 and x then subtract 8
Answer: xem link và 1 số đk nữa
Step-by-step explanation:
Answer:
9
Step-by-step explanation:
3*3 = 9
if that's what you're asking
Answer:
12
Step-by-step explanation:
The proportion is equal to 
We can simplify the right side by dividing by 7/7 to get the right side equal to 6/5. Now we can cross-multiply to get

Dividing both sides by 5, we have the answer as

Answer:
The fox is faster, by 7 miles per hour
Step-by-step explanation:
The fox can run 21 miles in half an hour -> It can run 42 miles in an hour
And the rabbit can run 35 miles per hour, so the fox run fastest by 42-35 = 7(m/h)