We know that
in the equation <span>ŷ = 10 + 20x
the value of 10 is the p</span><span>redicted value of Y,
given X=0 value.
</span>It is also known as Y intersect
Answer:

Step-by-step explanation:
Given

Required
Correctly combine the like terms
We have:

Collect like terms (in decreasing degrees of m)


So:

<h3>The height of the tree is 55 feet</h3>
<em><u>Solution:</u></em>
Let,
Height of tree = x
Shadow of tree = 40 feet
Height of man = 5.5 feet
shadow of man = 4 feet
Set up a proportion comparing the height of each object to the length of the shadow.

Therefore,

Thus height of the tree is 55 feet
I think its 36, i'm not sure.