Answer:
15.5 because you have to take away some point
Step-by-step explanation:
you can do 15.8 +5.3 and that would make 21 - 15 and makes 6 so you can round 15.8 to 16 and then you subtract to make 10 then you add 5
Answer:
b² - 121
Step-by-step explanation:
(b +11)(b - 11)
b² - 11b + 11b - 121
b² - 121
<h2>
Answer:</h2><h2>
The population of the city after 7 years = 569,859</h2>
Step-by-step explanation:
The population of the city of Miami = 463,300
The rate of increase in population every year = 3%
The population of the city after 7 years = ?
By formula, 
Pn is the population after 7 years
P is the current population = 463,300
r = 3 %, n = 7

= 463300 (1.23)
= 569859
The population of the city after 7 years = 569,859
Answer:
Point form: (-1,1)
Step-by-step explanation:
y=2x+3, -y=2x+1
Point form: (-1,1)
Equation form: x = -1, y = 1
Use synthetic division. Look at my attachment below for a detailed explanation. If the remainder is 0 (which it is), then it's a factor.