Answer:
10.5
Step-by-step explanation:
because 10.5x2=21. and 45+13+21=79, 100-79= 21.
Answer:
B
Step-by-step explanation:
She needed to raise at least $250
$250 divided by $10 equals 25 km
So she need more than 25km to raise over $300
There can be no negative in a sqrt
so x+1 must be equal or greater then 0
x+1
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0
x
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-1
so all answers must be greater then or equal to -1
-1,0,1,2,3,4,5,6,7,8
(-1,infinity) is the domain
You just have to cross multiply. 20 x 285 = 5700. 5700 / 95 = 60.
He will run 60km