12 ÷ 4 = 3
So she hikes 3 kilometers per hour.
3 x 6 = 18
She hikes 18 kilometers in 6 hours.
Hope it helps!
Answer:
I can’t give you the answer but there this google app
Step-by-step explanation:
Called algebratiger
The answer:
<span>according to the question the length is its width, that means
w=l
</span><span>She wants to enlarge the picture to have an area of 192 in2,
that means Area = </span>wxl = 192 in²
so, since w=l, we can write that Area = wxl =w²=l²= 192 in², this implies:
w=sqrt (192) = 13.85 in
finally the width w = 13.85, and the length l= 13.85 because w=l
Answer:
(x+3)(x-3)
Step-by-step explanation:
x^2 - 9
(x+3)(x-3)
This is a difference of two squares problem. Hope this helped :)