Just follow this operation.
Find the two perfectly squared factors the multiple to your number.
Take the square root of those perfect factors then multiple them.
The tree is 7.5ft because it's shadow is half it's height.
Answer:
12 is to the right of -15 on a number line.
Step-by-step explanation:
Hope this helps! - CJ
Y=4-3/x
y-4=-3/x
(y-4)x=-3
x(y-4)=-3
x=-3/y-4
there's you answer