11-2x would be the answer u are looking for. Hope this helps!
Speed = distance / time
Speed = ?
Distance = 350km
Time = 5 hours
350km / 5hours = 70
He averages 70km/h
Answer:
t = v-u over a
Step-by-step explanation:
as you take away U
then divide by a
Yes, you multiply the numerator by the numerator and the denominator by the denominator
X in litres is 67% herbicide
y in litres is 46% herbicide
{x+y=42
{0.67x+0.46y=42*0.55
{67x+46y=2310
{46x+46y=1932
21x=378
x=18 litres
A. She need to use 18L