6(3x+8)+32+12x
6•3x+6•8+32+12x
18x+48+32+12x
30x+48+32
30x/80
0.375
Answer:
4,486.93 ft
Step-by-step explanation:
Let 'h' be the height of the mountain and 'x' be the horizontal distance between the first position measured and the top of the mountain.
Two right triangles can be modeled such that their tangent relationships yield:

Solving the linear system:

The mountain is 4,486.93 ft high.
D. because for every hour it goes down 5 degrees and since there is a 1 hour gap in between 7 am and 9 am
Answer:

Step-by-step explanation:
Given

Required
Express in terms of
and 

Express 21 as 7 * 3

Apply law of logarithm

. So, we have:

Rewrite:
