Answer:
number 7 is y= 
Step-by-step explanation:
Coefficients are the numbers in a equation variables are the letter
Answer:
6.71
Step-by-step explanation:
6.7082039325
Round it.
6.71
Set up ratios of height / shadow length:
8/6 = x/100
Cross multiply
6x = 800
Divide both sides by 6
X = 133.33 feet
The tower is 133.3 feet