Anna runs at a rate of 
to reach her goal.
<u>Step-by-step explanation:</u>
Here we have , Anna wants to run 10-mile race in under 50 minutes. We need to find What rate, miles per hour, must she maintain to reach her goal. Let's find out:
Anna wants to run 10-mile race in under 50 minutes , i.e. she runs at a rate of:
⇒ 
⇒ 
⇒ 
⇒ 
{ 
}
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⇒ 
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Therefore , Anna runs at a rate of to reach her goal.
Answer:
(f•g)(5)= 
Step-by-step explanation:
f(x) =1/2x + 7
g (x) = 6x -8
f(g(5))
f(22)=
+7
= 
+7
=
Answer:
=10
=-7
=2.2
=60
Step-by-step explanation:
2x-6=14
2x=20
x=10
-5x+5= 40
-5x = 35
x= -7
10x + 2 = 24
10x = 22
x= 2.2
1/6x +1 = 11
1/6 x = 10
x = 60
HOPE IT'S HELPFUL.
Answer:
I think around 17 min...
Step-by-step explanation:
there is 60 sec in a minute so divide 60/8 , divide 60/6, then add them together....
60/8= 7.5 and 60/ 6=10
so 7.5+10 = 17.5
somewhere around there
