Answer: 1.125 miles
Step-by-step explanation:
2/3 hour___3/4 miles
1 hour___X= 1.125 miles
(1*3/4)/(2/3) = 1.125
Answer:
17.5 litres
Step-by-step explanation:
1000 mililitres = 1 litre
17500 mililitres = 17.5 littes
Answer:
(a) 
(b) 
Step-by-step explanation:
It is given that 
(a) We have given equation 



(b) 



Answer:
a = -5
Step-by-step explanation:
15 - a = 20
Move the constant of 15 to the other side by subtracting it.
-a = 5
Divide by -1 to make a positive.
a = -5
Check.
15 - (-5) = 20
15 + 5 = 20
20 = 20